I've learned that you can't control everything in your life, but you can control how you react to it.
我明白了你无法控制生活中的一切，但你可以控制自己对它的反应。
有时化学中最简单的解决方案是最优雅和最强大的。
The intelligence of drones will change our way of life.
The strength of liberal democracy lies in its ability to self-correct and reform.
You must be the change you wish to see in the world.
大多数战略的问题不在于它们是错误的，而在于它们是无关紧要的。
I decline to accept the end of man.