唯一的限制是你自己设定的限制。
一个好的数学家是能看到定理之间类比的人；一个伟大的数学家是能看到类比之间的类比的人。
伟大的沙漠为了绿叶的爱而燃烧，而她摇摇头、笑著、飞走了。
I understand that you're unhappy with the life that you've been given. But you know what? Eventually, we all have to accept reality. So, here it is. I am a person. You are not. I make the decisions. You do not.
The only limit to our realization of tomorrow will be our doubts of today.
Success in life means doing that thing than which nothing else is more dear to you.
Now, the opposite of a snob is your mother.