The interplay between discrete and continuous mathematics is where some of the most interesting problems lie.

追求知识是一段永无止境的旅程，这正是它如此令人兴奋的原因。

创新是我们工作的核心；这将帮助我们应对提供可负担能源同时减少环境影响的双重挑战。

Every challenge is an opportunity to learn and grow.

我写作是为了记住，为了不忘记。

If you tremble with indignation at every injustice, then you are a comrade of mine.

You can't go back and change the beginning, but you can start where you are and change the ending.