实现明天理想的唯一障碍是今天的疑虑。
The only limit to our realization of tomorrow will be our doubts of today.
One isn't born one's self. One is born with mass of expectations, a mass of other people's ideas.
If you're not failing occasionally, you're not pushing boundaries hard enough.
科学不仅仅是积累事实；它是关于理解背后的机制。
Sir, where are you running? Are you doing this for world peace? Are you doing this for the homeless? Are you running for women's rights? The environment? They just couldn't believe that somebody would do all that running for no particular reason. Why are you doing this? I just felt like running. I just felt like running.