对我们星球最大的威胁是相信别人会拯救它。
The gritty individual approaches achievement as a marathon; his or her advantage is stamina.
The study of computation is not just about machines, but about the very nature of thought and logic.
计算的研究不仅仅是关于机器，而是关于思维和逻辑的本质。
I never really thought about being a director. I just wanted to be an actor. But as I got older, I realized that I wanted to have more control over the films I was in.
天文学中的精确测量为理解宇宙打开了新的窗口。
The laws of physics are the same everywhere in the universe, and that is a profound truth that connects us all.
梦想不是遥不可及的，只要你愿意去追。