数学中最重要的是理解概念，而不仅仅是记忆公式。
"We are all searching for something, but we don't always know what it is. Sometimes it's a person, sometimes it's a place, and sometimes it's just a feeling."
No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.
The novel is the book of life. In this sense, the Bible is a great confused novel. You may say, it is about God. But it is really about man alive.
The smartest people are all self-taught, even if they went to school.
