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Science Quotes by Aristotle

56 Science quotes by Aristotle

All Science quotes Aristotle’s page

Aristotle notes that males have more teeth than females in many animals, an observation of natural difference. He describes the mind’s active energy as the essence of life. He also says that every science aims at some good, linking knowledge to moral purpose.

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... a science must deal with a subject and its properties.

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Philosophy is the science which considers truth.

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The energy or active exercise of the mind constitutes life.

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No science ever defends its first principles.

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The physician heals, Nature makes well.

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The least deviation from truth will be multiplied later.

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Philosophy begins with wonder.

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Intuition is the source of scientific knowledge.

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Every science and every inquiry, and similarly every activity and pursuit, is thought to aim at some good.

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He who thus considers things in their first growth and origin ... will obtain the clearest view of them.

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But nature flies from the infinite; for the infinite is imperfect, and nature always seeks an end.

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Hippocrates is an excellent geometer but a complete fool in everyday affairs.

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Therefore, the good of man must be the end of the science of politics.

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He who sees things grow from the beginning will have the best view of them.

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The high-minded man must care more for the truth than for what people think.

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It is no part of a physician's business to use either persuasion or compulsion upon the patients.

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Metaphysics is universal and is exclusively concerned with primary substance. ... And here we will have the science to study that which…

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We, on the other hand, must take for granted that the things that exist by nature are, either all or some of…

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For nature by the same cause, provided it remain in the same condition, always produces the same effect, so that either coming-to-be…

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The mathematical sciences particularly exhibit order, symmetry, and limitation; and these are the greatest forms of the beautiful.

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The same thing may have all the kinds of causes, e.g. the moving cause of a house is the art or the…

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In all things which have a plurality of parts, and which are not a total aggregate but a whole of some sort…

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A line is not made up of points. ... In the same way, time is not made up parts considered as indivisible…

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The chief forms of beauty are order and symmetry and definiteness, which the mathematical sciences demonstrate in a special degree.

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Now, the causes being four, it is the business of the student of nature to know about them all, and if he…

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Salt water when it turns into vapour becomes sweet, and the vapour does not form salt water when it condenses again. This…

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The male has more teeth than the female in mankind, and sheep and goats, and swine. This has not been observed in…

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Our account does not rob mathematicians of their science, by disproving the actual existence of the infinite in the direction of increase,…

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...we are all inclined to ... direct our inquiry not by the matter itself, but by the views of our opponents; and,…

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Rhetoric is the counterpart of logic; since both are conversant with subjects of such a nature as it is the business of…

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Now that practical skills have developed enough to provide adequately for material needs, one of these sciences which are not devoted to…

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“The void is 'not-being,' and no part of 'what is' is a 'not-being,'; for what 'is' in the strict sense of the…

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“If, then, there is some end of the things we do, which we desire for its own sake (everything else being desired…

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At first he who invented any art that went beyond the common perceptions of man was naturally admired by men, not only…

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Everything that depends on the action of nature is by nature as good as it can be.

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... the science we are after is not about mathematicals either none of them, you see, is separable.

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The science that studies the supreme good for man is politics.

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Here and elsewhere we shall not obtain the best insight into things until we actually see them growing from the beginning.

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For it is owing to their wonder that men both now begin and at first began to philosophize... They were pursuing science…

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Nature does nothing without a purpose. In children may be observed the traces and seeds of what will one day be settled…

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More by Aristotle

The knowledge of the soul admittedly contributes greatly to the advance of truth in general, and, above all, to our understanding of Nature, for…

Young men have strong passions and tend to gratify them indiscriminately. Of the bodily desires, it is the sexual by which they are most…

The body is at its best between the ages of thirty and thirty-five; the mind is at its best about the age of forty-nine.

The ensouled is distinguished from the unsouled by its being alive. Now since being alive is spoken of in many ways, even if only…

Although it may be difficult in theory to know what is just and equal, the practical difficulty of inducing those to forbear who can,…

The true forms of government, therefore, are those in which the one, or the few, or the many, govern with a view to the…

All men by nature desire to know.

All persons ought to endeavor to follow what is right, and not what is established.

Give a man a fish, you feed him for a day. Give a man a poisoned fish, you feed him for the rest of…

The man who confers a favour would rather not be repaid in the same coin.

The mother of revolution and crime is poverty

Obstinate people can be divided into the opinionated, the ignorant, and the boorish.

Happiness does not consist in pastimes and amusements but in virtuous activities.

To learn is a natural pleasure, not confined to philosophers, but common to all men.

Every virtue is a mean between two extremes, each of which is a vice.