Logic Quotes

1313 quotes by 931 authors

The logic of the heart is absurd — Jeanne Julie Eleonore de Lespinasse
There are only two means by which men can deal with one another: guns or logic. Force or persuasion. Those who know that they cannot… — Ayn Rand
If materialism is true, it seems to me that we cannot know that it is true. If my opinions are the result of the chemical… — John B. S. Haldane
When introduced at the wrong time or place, good logic may be the worst enemy of good teaching. — George Polya
In my own view, some advice about what should be known, about what technical education should be acquired, about the intense motivation needed to succeed,… — Santiago Ramon y Cajal
But, indeed, the science of logic and the whole framework of philosophical thought men have kept since the days of Plato and Aristotle, has no… — George Herbert
Histories make men wise; poets, witty; the mathematics, subtle; natural philosophy, deep; moral, grave; logic and rhetoric, able to contend. — Francis Bacon
I have said that science is impossible without faith. ... Inductive logic, the logic of Bacon, is rather something on which we can act than… — Norbert Wiener
Science attempts to find logic and simplicity in nature. Mathematics attempts to establish order and simplicity in human thought. — Edward Teller
Without deductive logic science would be entirely useless. It is merely a barren game to ascend from the particular to the general, unless afterwards we… — Alfred North Whitehead
The logic now in use serves rather to fix and give stability to the errors which have their foundation in commonly received notions than to… — Francis Bacon
Only mathematics and mathematical logic can say as little as the physicist means to say. — Bertrand Russell
PoincarÃ© was a vigorous opponent of the theory that all mathematics can be rewritten in terms of the most elementary notions of classical logic; something… — Eric Temple Bell
The fact that all Mathematics is Symbolic Logic is one of the greatest discoveries of our age; and when this fact has been established, the… — Bertrand Russell
The general mental qualification necessary for scientific advancement is that which is usually denominated "common sense," though added to this, imagination, induction, and trained logic,… — Joseph Henry
"I refuse to prove that I exist" says God, "for proof denies faith, and without faith, I am nothing." "Oh," says man, "but the Babel… — Douglas Adams
As in political revolutions, so in paradigm choice-there is no standard higher than the assent of the relevant community... this issue of paradigm choice can… — Thomas Kuhn
Meditation is the art of transforming madness into Buddhahood. Meditation is the art of taking you beyond logic and yet keeping your sanity intact. Meditation… — Rajneesh
In order to understand people, we have to understand their way of life and approach. If we wish to convince them, we have to use… — Jawaharlal Nehru
Man has been condemning women. Perhaps there is a reason; perhaps he was aware of some superiority in woman - the superiority of love. No… — Rajneesh

Who Wrote These Logic Quotes

931 authors contributed a total of 1,313 Logic Quotes, led by these top contributors: