Sin is what is new, strong, surprising, strange. The theatre must take an interest in sin if the young are to be able to go there.

Literary works cannot be taken over like factories, or literary forms of expression like industrial methods. Realist writing, of which history offers many widely varying examples, is likewise conditioned by the question of how, when and for what class it is made use of.

The defeats and victories of the fellows at the top aren't always defeats and victories for the fellows at the bottom.

Why be a man when you can be a success?

When something seems ‘the most obvious thing in the world’ it means that any attempt to understand the world has been given up.

For time flows on, and if it did not, it would be a bad prospect for those who do not sit at golden tables. Methods become exhausted; stimuli no longer work. New problems appear and demand new methods. Reality changes; in order to represent it, modes of representation must also change. Nothing comes from nothing; the new comes from the old, but that is why it is new.

Today every invention is received with a cry of triumph which soon turns into a cry of fear.