Success is not measured by profits alone, but by the positive impact we leave behind.

最伟大的发现是人类可以通过改变心态来改变生活。

Man is so much the voice of his interest that it is not enough to make him see the right， but you must make him feel it.

"If you can’t fly, then run. If you can’t run, then walk. If you can’t walk, then crawl. But whatever you do, you have to keep moving forward."

To love truth for truth's sake is the principal part of human perfection in this world, and the seed-plot of all other virtues.

The best way to find yourself is to lose yourself in the service of others.