由于说话的人不同，那么人们心中的看法就变化了。“智子疑邻”，地位不同，关系不同，时间不对，需谨言慎行。

写作是一种见证的方式。

我们看到的不是事物的本质，而是我们自己。

生存下来的不是最强壮的物种，也不是最聪明的，而是对变化反应最快的。

The North Sea has been a powerhouse of energy for decades, and it still has a vital role to play in the UK's energy security.

一个命题的证明是一种性质使得我们相信该命题的过程。

If you can't explain your chemistry to a non-scientist, you don't understand it well enough.

The power of mathematics is in its universality and its ability to transcend cultural boundaries.

Stay the course. No matter what happens, stick to your program.