The writer's only responsibility is to his art. He will be completely ruthless if he is a good one. He has a dream. It anguishes him so much he must get rid of it. He has no peace until then.

The market is always right. It doesn’t matter what you think; it matters what the market thinks.

儿童的一切教育都必须遵循一个原则，即帮助孩子身心自然的发展。