The highest form of ignorance is when you reject something you don't know anything about.
当你拒绝你一无所知的东西时,这是最高形式的无知。
I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them.
如果你早上起床,认为未来会更好,那就是美好的一天。否则,就不是。
〈三民主义大旨〉,在广州中国国民党本部特设办事处成立会的演说,1921年3月6日