The flesh is sad, alas, and I have read all the books.

You have to be fearless in the pursuit of what sets your soul on fire.

Virtue can only flourish amongst equals.

I believe in love at first sight because I am a product of it. My parents fell in love at first sight.

2004年9月13日，81岁的杨振宁在清华大学开始为本科生讲授普通物理。他说

哦，悲伤，我的灵魂如此悲伤，因为，因为一个女人。