The only way to know your limits is to go beyond them.

Being something and doing something that no one had done before are two different things.

成功是个糟糕的老师。它诱使聪明人以为自己不会失败。

The transition to cleaner energy must be practical, affordable, and reliable.

当没有人相信你时，你必须相信自己——这会让你成为赢家。