To conquer fear is the beginning of wisdom.
To choose one sock from each of infinitely many pairs of socks requires the Axiom of Choice, but for shoes the Axiom is not needed.
We have in fact, two kinds of morality, side by side: one which we preach, but do not practice, and another which we practice, but seldom preach.
Very few men can be genuinely happy in a life involving continual self-assertion against the skepticism of the mass of mankind, unless they can shut themselves up in a coterie and forget the cold outer world. The man of science has no need of a coterie, since he is thought well of by everybody excep
How about Pithecanthropus Erectus? Was it really he who ate the apple? Or was it Homo Pekiniensis?
It is one of the defects of modern higher education that it has become too much a training in the acquisition of certain kinds of skill, and too little an enlargement of the mind and heart by an impartial survey of the world.
The first man who said "fire burns" was employing scientific method, at any rate if he had allowed himself to be burnt several times. This man had already passed through the two stages of observation and generalization. He had not, however, what scientific technique demands-a careful choice of signi
I do not think that the real reason why people accept religion has anything to do with argumentation. They accept religion on emotional grounds.
To be able to concentrate for a considerable time is essential to difficult achievement.
Right conduct can never, except by some rare accident, be promoted by ignorance or hindered by knowledge.
The idea that the poor should have leisure has always been shocking to the rich.
It's easy to fall in love. The hard part is finding someone to catch you.
Both in thought and in feeling, even though time be real, to realise the unimportance of time is the gate of wisdom.
Human life, its growth, its hopes, fears, loves, et cetera, are the result of accidents
There are infinite possibilities of error, and more cranks take up fashionable untruths than unfashionable truths.
Be scrupulously truthful, even if the truth is inconvenient, for it is more inconvenient when you try to conceal it.
An extra-terrestrial philosopher, who had watched a single youth up to the age of twenty-one and had never come across any other human being, might conclude that it is the nature of human beings to grow continually taller and wiser in an indefinite progress towards perfection; and this generalizatio
There are three ways of securing a society that shall be stable as regards population. The first is that of birth control, the second that of infanticide or really destructive wars, and the third that of general misery except for a powerful minority.
Affection cannot be created; it can only be liberated.
In considering irregular appearances, there are certain very natural mistakes which must be avoided.
When conscious activity is wholly concentrated on some one definite purpose, the ultimate result, for most people, is lack of balance accompanied by some form of nervous disorder.
Many orthodox people speak as though it were the business of sceptics to disprove received dogmas rather than of dogmatists to prove them. This is, of course, a mistake.
We all have a tendency to think that the world must conform to our prejudices. The opposite view involves some effort of thought, and most people would die sooner than think in fact they do so.
I say people who feel they must have a faith or religion in order to face life are showing a kind of cowardice, which in any other sphere would be considered contemptible. But when it is in the religious sphere it is thought admirable, and I cannot admire cowardice whatever sphere it is in.
No one gossips about other people's secret virtues.
This is one of those views which are so absolutely absurd that only very learned men could possibly adopt them.
I often long to . . . give up my life to love of my neighbour. This is really a temptation.
If we spent half an hour every day in silent immobility, I am convinced that we should conduct all our affairs, personal, national, and international, far more sanely than we do at present.
Religions, which condemn the pleasures of sense, drive men to seek the pleasures of power. Throughout history power has been the vice of the ascetic.
Literature is inexhaustible, with every book a homage to infinity