All violence consists in some people forcing others, under threat of suffering or death, to do what they do not want to do.

I'll tell you truly: I value my thought and work terribly, but in essence - think about it - this whole world of ours is just a bit of mildew that grew over a tiny planet. And we think we can have something great - thoughts, deeds! They're all grains of sand

It's like scarlet fever: one has to get it over." "Then one should invent a way of inoculating love, like vaccination.

Be bad, but at least don't be a liar, a deceiver!

Many people have ideas on how others should change; few people have ideas on how they should change.

If everyone fought for their own convictions there would be no war.

If goodness has causes, it is not goodness; if it has effects, a reward, it is not goodness either. So goodness is outside the chain of cause and effect.