Perhaps you are overvaluing what you don’t have and undervaluing what you do.
也许你高估了你所没有的，低估了你所做的。
We will continue to challenge ourselves.
记忆是脆弱的，但文学可以把它从遗忘中拯救出来。
Mathematics is the art of giving the same name to different things.
Safety isn't a cost; it's an investment in our most valuable resource—our people.
量子力学的教训是，我们必须修正我们对现实的经典观念。