你不能害怕失败，这是成功的唯一途径。

创新的关键不仅在于解决问题，还在于识别哪些问题值得解决。

I do not believe in God… to the extent that theists have made their concept intelligible， they have given us no reason to think anything answers to it.

运营效率和战略都是创造卓越绩效的关键。