I always tell my kids, 'If you're going to do something, do it well. And if you're not going to do it well, don't do it at all.'

绘画是思想的沉默和视觉的音乐。

Education is the foundation upon which sustainable forestry is built.

计算复杂性的概念不仅仅是我们能计算多快，还包括理解什么是可以计算的极限。