Dealing with failure is easy: Work hard to improve. Success is also easy to handle: You've solved the wrong problem. Work hard to improve.

Your most unhappy customers are your greatest source of learning.

Never be afraid to challenge the status quo. That's how progress is made.

作家必须保持对世界的敏感和好奇心，才能创作出有深度的作品。

幸福晚年的秘诀在于要有好的记性和坏的记性。