Contemplating the weaknesses of others is easy； contemplating the weaknesses in yourself is hard， but it pays a much higher reward.

The only thing we have to fear is fear itself.

数学的美只向更有耐心的追随者展示。

I am always searching for new ways to tell a story.

科学不仅仅是积累事实；它是关于理解背后的机制。