The world is indeed full of peril, and in it there are many dark places; but still there is much that is fair, and though in all lands love is now mingled with grief, it grows perhaps the greater.

The purpose of government is to help those who cannot help themselves.

Dreams are the driving force of life, without dreams there is no direction.

In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs.

【释义】审视自己就可以推知他人，考察现在就可以了解过去。