文学是一面镜子，不仅反映社会，还映照人心的深处。
在深冬里，我终于明白，我内心有一个不可战胜的夏天。
No wise pilot, no matter how great his talent and experience, fails to use a checklist.
The most elegant theories are useless if they don't correspond to reality.
Why do I stand up here? I stand upon my desk...to remind myself that we must constantly look at things in a different way.
The universe is expanding, and the expansion is accelerating.