The principle of human dignity is the foundation of all the other principles of the natural law.
The key to success is to keep growing in all areas of life - mental, emotional, spiritual, as well as physical.
The true teacher defends his pupils against his own personal influence.
All happy families are alike; each unhappy family is unhappy in its own way.
我不知道艺术是什么,但我知道它能做什么。