我本人是个乐观主义者，因为做别的貌似没什么用。

我喜欢批评，它让你变得强大。

Every day is a new opportunity. You can build on yesterday's success or put its failures behind and start over again.

Science should serve humanity, not the other way around.

唯一真正的错误是我们从中一无所获的错误。