Theory helps us to bear our ignorance of facts.
The young man who has not wept is a savage, and the older man who will not laugh is a fool.
The existence of any evil anywhere at any time absolutely ruins a total optimism.
The diseases which destroy a man are no less natural than the instincts which preserve him.
The body is an instrument, the mind its function, the witness and reward of its operation.
Philosophers are very severe towards other philosophers because they expect too much.
Life is not a spectacle or a feast; it is a predicament.
If pain could have cured us we should long ago have been saved.
I believe in general in a dualism between facts and the ideas of those facts in human heads.
Emotion is primarily about nothing and much of it remains about nothing to the end.
A conception not reducible to the small change of daily experience is like a currency not exchangeable for articles of consumption; it is not a symbol, but a fraud.
The world is a perpetual caricature of itself; at every moment it is the mockery and the contradiction of what it is pretending to be.
Skepticism, like chastity, should not be relinquished too readily.
Advertising is the modern substitute for argument; its function is to make the worse appear the better.
Never build your emotional life on the weaknesses of others.
If clearness about things produces a fundamental despair, a fundamental despair in turn produces a remarkable clearness or even playfulness about ordinary matters.
There is no greater stupidity or meanness than to take uniformity for an ideal.
Eternal vigilance is the price of knowledge.
Never have I enjoyed youth so thoroughly as I have in my old age.
Historical investigation has for its aim to fix the order and character of events throughout past time and in all places. The task is frankly superhuman.