One does not know - cannot know - the best that is in one.

And so, onwards... along a path of wisdom, with a hearty tread, a hearty confidence.. however you may be, be your own source of experience. Throw off your discontent about your nature. Forgive yourself your own self. You have it in your power to merge everything you have lived through- false starts, errors, delusions, passions, your loves and your hopes- into your goal, with nothing left over.

Human life is inexplicable, and still without meaning: a fool may decide its fate.

Freedom of opinion is like health; both are individual, and no good general conception can be set up of either of them.

It is a terrible thought, to contemplate that an immense number of mediocre thinkers are occupied with really influential matters.

"Ego," sayest thou, and art proud of that word. But the greater thing - in which thou art unwilling to believe - is thy body with its big sagacity; it saith not "ego," but doeth it.

Women and egoistic artists entertain a feeling towards science that is something composed of envy and sentimentality.