None of our beliefs are quite true; all have at least a penumbra of vagueness and error.

The objections to religion are of two sorts - intellectual and moral. The intellectual objection is that there is no reason to suppose any religion true; the moral objection is that religious precepts date from a time when men were more cruel than they are and therefore tend to perpetuate inhumanities which the moral conscience of the age would otherwise outgrow.

Always remember that true happiness is not in getting what you want, but wanting what you already have. He who dies with the most toys is still dead. What is wanted is not the will to believe, but the will to find out, which is the exact opposite.

Any philosophy worth taking seriously would have to be built upon a firm foundation of unyielding despair.

The secret to happiness is to face the fact that the world is horrible.

Only mathematics and mathematical logic can say as little as the physicist means to say.

Every philosophical problem, when it is subjected to the necessary analysis and justification, is found either to be not really philosophical at all, or else to be, in the sense in which we are using the word, logical.