In artistic work one needs nothing so much as conscience. It is the sole standard.
It does not occur to anyone to expect a single person to be 'happy', but if he marries, people are much surprised, if he isn't.
A good marriage is that in which each appoints the other guardian of his solitude.
If your everyday life seems poor to you, do not accuse it. Accuse yourself. Tell yourself, you are not poet enough to summon up its riches, since for the Creator there is no poverty and no poor or unimportant place.