Once Quotes

15894 Once quotes by 7842 unique authors

You seek for knowledge and wisdom as I once did; and I ardently hope that the gratification of your wishes may not be a serpent… — Mary Wollstonecraft Shelley
It is not clear to anyone, least of all the practitioners, how science and technology in their headlong course do or should influence ethics and… — Jacques Barzun
The weeds of a seemingly learned and brilliant but actually trivial and empty philosophy of Nature which, after having been replaced some 50 years ago… — Hermann Kolbe
To be worthy of the name, an experimenter must be at once theorist and practitioner. While he must completely master the art of establishing experimental… — Claude Bernard
In [David] Douglas's success in life ... his great activity, undaunted courage, singular abstemiousness, and energetic zeal, at once pointed him out as an individual… — Joseph Dalton Hooker
Mankind is drawn to the heavens for the same reason we were once drawn into unknown lands and across the open sea. We choose to… — George W. Bush
As is well known the principle of virtual velocities transforms all statics into a mathematical assignment, and by D'Alembert's principle for dynamics, the latter is… — Carl Friedrich Gauss
If he [Thomas Edison] had a needle to find in a haystack, he would not stop to reason where it was most likely to be,… — Nikola Tesla
The more experiences and experiments accumulate in the exploration of nature, the more precarious the theories become. But it is not always good to discard… — Georg C. Lichtenberg
The theoretical idea ... does not arise apart from and independent of experience; nor can it be derived from experience by a purely logical procedure.… — Albert Einstein
To turn Karl [Popper]'s view on its head, it is precisely the abandonment of critical discourse that marks the transition of science. Once a field… — Thomas Kuhn
All the scientist creates in a fact is the language in which he enunciates it. If he predicts a fact, he will employ this language,… — Henri Poincare
As Karl Marx once noted: 'Hegel remarks somewhere that all great, world-historical facts and personages occur, as it were, twice. He forgot to add: the… — Michael Shermer
Richard Feynman was fond of giving the following advice on how to be a genius. You have to keep a dozen of your favorite problems… — Gian-Carlo Rota
The first effect of the mind growing cultivated is that processes once multiple get to be performed in a single act. Lazarus has called this… — William James
When the heart is once won to rest in God, to repose himself on him, he will assuredly satisfy it. He will never be as… — John Owen
The laws and conditions of the production of wealth partake of the character of physical truths. There is nothing optional or arbitrary in them ...… — John Stuart Mill
Every great advance in science has issued from a new audacity of imagination. What are now working conceptions, employed as a matter of course because… — John Dewey
Someday someone will write a pathology of experimental physics and bring to light all those swindles which subvert our reason, beguile our judgement and, what… — Johann Wolfgang von Goethe
How unthinkable that, in a country of such bursting plenty, so many people are facing ongoing hunger and poverty. If we are truly each other's… — Bonnie Raitt
Foreshadowings of the principles and even of the language of [the infinitesimal] calculus can be found in the writings of Napier, Kepler, Cavalieri, Pascal, Fermat,… — W. W. Rouse Ball
We are very lucky to be living in an age in which we are still making discoveries. It is like the discovery of America-you only… — Richard P. Feynman
Lay aside all conceit Learn to read the book of Nature for yourself. Those who have succeeded best have followed for years some slim thread… — Louis Agassiz
Nothing is accomplished all at once, and it is one of my great maxims, and one of the most completely verified, that Nature makes no… — Gottfried Leibniz
This single Stick, which you now behold ingloriously lying in that neglected Corner, I once knew in a flourishing State in a Forest: It was… — Jonathan Swift

Who Wrote These Once Quotes

7,842 authors contributed a total of 15,894 Once Quotes, led by these top contributors: