"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

物理学的美丽在于它能够用一些基本原理来描述宇宙。

The only fence against the world is a thorough knowledge of it.

Every day is a chance to be better than yesterday.

Mrs. March knew that experience was an excellent teacher, and when it was possible she left her children to learn alone the lessons which she would gladly have made easier, if they had not objected to taking advice as much as they did salts and senna.

True leaders create more leaders, not more followers.