All truths are bloody truths to me.
All truly great thoughts are conceived by walking.
All signs of superhuman nature appear in man as illness or insanity.
Madness is not a consequence of uncertainty but of certainty.
Well-meaning, helpful, good-natured attitudes of mind have not come to be honored on account of their usefulness, but because they are states of richer souls that are capable of bestowing and have their value in the feeling of the plenitude of life.
I have never come across someone who could inspire more respect than the Greek philosophers.