我从不猜测。在拥有数据之前进行理论化是一个重大错误。不知不觉中，人们开始扭曲事实以适应理论，而不是调整理论以适应事实。
I never guess. It is a capital mistake to theorize before one has data. Insensibly one begins to twist facts to suit theories, instead of theories to suit facts.
最大的幸福就是蔑视那些应当被蔑视的事物。
The more we learn about the true nature of animals, the more we realize how much we have in common with them.
Life is short, and it's up to you to make it sweet.
Acquiring things will rarely bring you deep satisfaction. But acquiring experiences will.
我不是悲观主义者。我是一个经历了很多的乐观主义者。
预测未来的最好方式就是去创造它。