The only thing that makes life possible is permanent, intolerable uncertainty; not knowing what comes next.

数学中最重要的是理解概念，而不仅仅是记忆公式。

Patients are at the heart of everything we do. Their needs drive our purpose and inspire our progress.

The greatest danger is not that we will lose our way, but that we will become content with where we are.

积极情绪就像是心灵的营养，帮助我们成长和蓬勃发展。

The imagination is a muscle. If it is not exercised, it atrophies.

过去是一个异国，那里的人们做事方式不同。

教育的根是苦的，但果实是甜的。