21、There's only one corner of the universe you can be sure of improving, and that's your own self.

　　这个宇宙中只有一个角落你肯定可以改进，那就是你自己。

　　22、The first step is as good as half over.

　　第一步是最关键的一步。

　　23、Do one thing at a time, and do well.

　　一次只做一件事，做到最好!