很容易忘记世界上有多少人,多到要爆炸,每个人都可想象却又总是被误解。
世界上充满了门,每一扇门都是一个选择。
Coal is not just a commodity, it's a commitment to America's future.
I think that it's important to take risks in life. You have to be willing to step out of your comfort zone.
理解宇宙不仅需要智慧,还需要想象力。