Never bring a cannon on stage in Act I unless you intend to fire it by the last act.

When asked, "Why do you always wear black?", he said, "I am mourning for my life.

Formerly, when I would feel a desire to understand someone, or myself, I would take into consideration not actions, in which everything is relative, but wishes. Tell me what you want and I'll tell you who you are.

People don't notice whether it's winter or summer when they're happy.

You look boldly ahead; isn't it only that you don't see or divine anything terrible in the future; because life is still hidden from your young eyes.

A tree is beautiful, but what's more, it has a right to life; like water, the sun and the stars, it is essential. Life on earth is inconceivable without trees. Forests create climate, climate influences peoples' character, and so on and so forth. There can be neither civilization nor happiness if forests crash down under the axe, if the climate is harsh and severe, if people are also harsh and severe. ... What a terrible future!

Useless pursuits and conversations always about the same things absorb the better part of one's time, the better part of one's strength, and in the end there is left a life grovelling and curtailed, worthless and trivial, and there is no escaping or getting away from it—just as though one were in a madhouse or prison.