Anybody who has been seriously engaged in scientific work of any kind realizes that over the entrance to the gates of the temple of science are written the words: Ye must have faith.

如果你相信你可以，或者相信你不可以，你都是对的。

书籍是想象力的钥匙，而想象力是未来的钥匙。

在任何比赛中，自信都是关键。