Virtue consists， not in abstaining from vice， but in not desiring it.

认为对自由的信念总会导致胜利是错误的。我们必须时刻做好失败的准备。如果我们选择自由，那么我们必须准备同它一起消亡。

Foreign powers do not seem to appreciate the true character of our government.

我不是那种会让我的承诺失效的人。

Deep learning is a way to get computers to learn from experience.

路的尽头 是时候放手

我们要用技术创新推动产业升级。