Integrity is the foundation of all meaningful relationships.

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

The law is reason, free from passion.

Mathematics is the language with which God has written the universe.

能源创新必须在环境责任与经济可行性之间取得平衡。