Good science requires patience and persistence.
The world is like a chessboard, whereon we may see a living knight, but we cannot see a living chess.
当你相信自己时,成功就会到来。
每一本书都是一次旅程,每一页都是向未知迈进的一步。
In mathematics, the art of proposing a question must be held of higher value than solving it.