生活是老师，爱是课程。

The most damaging phrase in the language is: 'It's always been done that way.'

诗人是沉默的守护者。

In the world of physics, we often find that the simplest questions are the hardest to answer.

"The past is a foreign country; they do things differently there."

在计算机科学中，我们经常发现最简单的解决方案是最优雅的。