"It’s the things we love most that destroy us."

The best investment you can make is in yourself.

一个人的心灵美好，是不可能掩蔽的，这会表现在形体容貌上，也能在神色上看得出来。

在科学中最令人兴奋的短语，预示着新发现的，不是“我找到了！”，而是“这很有趣...”

Optimists tend to interpret their troubles as transient, controllable, and specific to one situation. Pessimists, on the other hand, believe that their troubles last forever, undermine everything they do, and are uncontrollable.