要快乐，我必须拥有我的书和一片天空。
To be happy, I must have my books and a piece of sky.
The text is a tissue of quotations drawn from the innumerable centers of culture.
Don't let your past dictate who you are, but let it be part of who you become.
我不相信悲观主义。如果事情没有按照你希望的方式发展，那就继续前进。如果你认为会下雨，那就会下雨。
Sustainability is not a style, it's a responsibility.
If knowledge can create problems, it is not through ignorance that we can solve them.
最成功的企业是那些将利润与目标结合的企业。
译文：事前不研讨，遇变难以应对;军队不训练，作战难以取胜。强调未雨绸缪的重要性。
Adaptation is the key to understanding both thought and behavior.