The world is my country, all mankind are my brethren, and to do good is my religion.
生活中最重要的是家庭。有些日子你爱他们,有些日子你不爱,但最终,他们是你会一直回家见到的人。
Curiosity drives science, but ethics must guide it.
The value of any mental activity is measured by its contribution to successful living.