The past is always tense, the future perfect.

教育的根是苦的，但果实是甜的。

The study of mathematics is the indispensable basis for all intellectual and spiritual progress.

睁开眼睛，在它们永远闭上之前，看看你能看到什么。

Fear is such a powerful emotion for humans that when we allow it to take us over， it drives compassion right out of our hearts.

To write is to confront the ghosts of our past, to give them a voice, and perhaps, to set them free.

预测未来的最好方式就是创造未来。