I don't sing because I'm happy. I'm happy because I sing.

智慧的艺术在于知道该忽略什么。

我想写一些让孩子们思考和感受的书。

The best science is done with both hands dirty and minds clear.

仅仅做好事是不够的；必须以正确的方式去做。

Empowering agriculture with technology requires real implementation in the fields.

分别时南飞的鸿雁刚刚北去，今日北归的大雁又已南飞

数学家是将咖啡转化为定理的装置。