And nature knows not defeat. Eventually, she emerges victorious and so will I, and with each victory the next struggle becomes less difficult.

自然界不知何谓失败，终以胜利者的姿态出现，我也要如此，因为成功一旦降临，就会再度光顾。

youdao

I want us to be very clear: You will not defeat us.

我希望大家清楚：我们是无法被击败的！

youdao

And though I aim to defeat you, should I succeed, I will not humiliate you.

虽然我的目标是打败你，但是如果我赢了，我不会羞辱你。

youdao

And with our friends and allies, we will forge a new and comprehensive strategy for Afghanistan and Pakistan to defeat al Qaeda and combat extremism, because I will not allow terrorists to plot against the American people from safe havens halfway around the world.

CNN: Obama speech to Congress focuses on economy