How pathetically scanty my self-knowledge is compared with, say, my knowledge of my room. There is no such thing as observation of the inner world, as there is of the outer world.
And who is it that gives you your strength? He who gives you your clear vision.
I have the true feeling of myself only when I am unbearably unhappy.
Every new discovery is assumed at once into the sum total of knowledge, and with that ceases in a sense to be a discovery; it dissolves into the whole and disappears, and one must have a trained scientific eye even to recognize it after that.
So now you know what else existed in the world outside of you, before you knew only about yourself!
But questions that don't answer themselves at the very moment of their asking are never answered.