不要告诉我你做得有多好；告诉我当我使用它时，它让我感觉有多好。

The concept of legal validity is crucial for understanding the nature of law.

The only way to do great work is to love what you do.

I think the most important thing in life is to be yourself, to be authentic.

The only way to find out anything about what kinds of books people would like to read is to publish books and see what happens.

The person who tries to live alone will not succeed as a human being. His heart withers if it does not answer another heart. His mind shrinks away if he hears only the echoes of his own thoughts and finds no other inspiration.

跨行业合作是解决世界能源挑战的关键。