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.
Contempt for happiness is usually contempt for other people’s happiness, and is an elegant disguise for hatred of the human race.
Brief and powerless is Man’s life; on him and all his race the slow, sure doom falls pitiless and dark.
Be scrupulously truthful, even if the truth is inconvenient, for it is more inconvenient when you try to conceal it.
Aristotle maintained that women have fewer teeth than men; although he was twice married, it never occurred to him to verify this statement by examining his wives’ mouths.
And if there were a God, I think it very unlikely that He would have such an uneasy vanity as to be offended by those who doubt His existence.
A logical theory may be tested by its capacity for dealing with puzzles, and it is a wholesome plan, in thinking about logic, to stock the mind with as many puzzles as possible, since these serve much the same purpose as is served by experiments in physical science.