Man is a rational animal—so at least I have been told. … Aristotle, so far as I know, was the first man… — Bertrand Russell Copy Share Image
Arithmetic must be discovered in just the same sense in which Columbus discovered the West Indies, and we no more create numbers… — Bertrand Russell Copy Share Image
If an opinion contrary to your own makes you angry, that is a sign that you are subsciously aware of having no… — Bertrand Russell Copy Share Image
While the dogmatist is harmful, the sceptic is useless ...; one is certain of knowing, the other of not knowing. What philosophy… — Bertrand Russell Copy Share Image
All that passes for knowledge can be arranged in a hierarchy of degrees of certainty, with arithmetic and the facts of perception… — Bertrand Russell Copy Share Image
Calculating machines do sums better than even the cleverest people… As arithmetic has grown easier, it has come to be less respected. — Bertrand Russell Copy Share Image
Those who in principle oppose birth control are either incapable of arithmetic or else in favour of war, pestilence and famine as… — Bertrand Russell Copy Share Image
If the State does not acquire supremacy over [vast private] enterprises, it becomes their puppet, and they become the real State. — Bertrand Russell Copy Share Image
That the world is in a bad shape is undeniable, but there is not the faintest reason in history to suppose that Christianity offers… — Bertrand Russell Copy Share Image
Those who advocate common usage in philosophy sometimes speak in a manner that suggests the mystique of the 'common man.' — Bertrand Russell Copy Share Image
“Such, in outline, but even more purposeless, more void of meaning, is the world which Science presents for our belief. Amid such a world,… — Bertrand Russell Copy Share Image
Dr. Arnold . . . the admired reformer of public schools, came across some cranks who thought it a mistake to flog boys. Anyone… — Bertrand Russell Copy Share Image
Of all evils of war the greatest is the purely spiritual evil: the hatred, the injustice, the repudiation of truth, the artificial conflict. — Bertrand Russell Copy Share Image
Aristotle maintained that women have fewer teeth than men; although he was twice married, it never occurred to him to verify this statement by… — Bertrand Russell Copy Share Image
If an opinion contrary to your own makes you angry, that is a sign that you are subconsciously aware of having no good reason… — Bertrand Russell Copy Share Image
I cannot escape from the conclusion that the great ages of progress have depended upon a small number of individuals of transcendent ability. — Bertrand Russell Copy Share Image
I think it would be just to say the most essential characteristic of mind is memory, using this word in its broadest sense to… — Bertrand Russell Copy Share Image
The newspapers at one time said that I was dead but after carefully examining the evidence I came to the conclusion that this statement… — Bertrand Russell Copy Share Image