"Mathematics is the music of reason."
数学是理性的音乐。
"We are all the sum of our choices, but also of the choices made for us by others."
I am not wise, but I have learned a great deal simply by staying alive.
Love is the strongest force in the world.
If a Nation expects to be ignorant and free in a state of civilization,it expects what never was and never will be....If we are to guard against ignorance and remain free,it is the responsibility of every American to be informed."
——1997年9月26日在美国加州圣地亚哥市发表演讲
宽容的力量比暴力的力量更强大。