Proof Quotes

1410 quotes by 1072 authors

A man's reputation is not in his own keeping, but lies at the mercy of the profligacy of others. Calumny requires no proof. The throwing… — William Hazlitt
The real proof of spiritual poverty is to patiently endure the loss of worldly goods and without any regret when it pleases our heavenly Father… — John Calvin
Revolution does not insure progress. You may overturn thrones, but what proof that anything better will grow upon the soil? — Edwin Hubbel Chapin
I have always differentiated between two types of friends; those who want proofs of friendship, and those who do not. One kind loves me for… — Gerard De Nerval
In the life of the human spirit, words are action, much more so than many of us realize who live in countries where freedom of… — Jimmy Carter
I desire no other proof of Christianity than the Lord's Prayer. — Madame de Stael
With respect to the words "general welfare," I have always regarded them as qualified by the detail of powers connected with them. To take them… — James Madison
Government ought to be as much open to improvement as anything which appertains to man, instead of which it has been monopolized from age to… — Thomas Paine
Simplification of modes of proof is not merely an indication of advance in our knowledge of a subject, but is also the surest guarantee of… — Lord Kelvin
The most convincing proof of the conversion of heat into living force [vis viva] has been derived from my experiments with the electro-magnetic engine, a… — James Prescott Joule
In point of fact, no conclusive disproof of a theory can ever be produced; for it is always possible to say that the experimental results… — Karl Popper
It is the facts that matter, not the proofs. Physics can progress without the proofs, but we can't go on without the facts ... if… — Richard P. Feynman
If the proof starts from axioms, distinguishes several cases, and takes thirteen lines in the text book ... it may give the youngsters the impression… — George Polya
The proof given by Wright, that non-adaptive differentiation will occur in small populations owing to "drift," or the chance fixation of some new mutation or… — Julian Huxley
A short letter to a distant friend is, in my opinion, an insult like that of a slight bow or cursory salutation - a proof… — Samuel Johnson
I definitely know that-that love is the most powerful thing of all and I remember thinking that-God, I'm about to make myself cry but, I… — Joanne Kathleen Rowling
A proof that experience is of no use, is that the end of one love does not prevent us from beginning another. — Paul Bourget
Your late purchase of an estate in the colony of Cayenne, with a view to emancipating the slaves on it, is a generous and noble… — George Washington
If God allows proof that he exists he robs people of faith and without faith what is God? Nothing. — Douglas Adams
Odd arrangements and funny solutions are the proof of evolution - paths that a sensible God would never tread but that a natural process, constrained… — Stephen Jay Gould

Who Wrote These Proof Quotes

1,072 authors contributed a total of 1,410 Proof Quotes, led by these top contributors: