可持续性不是一个流行词，而是一种商业必需。

Life is about growth and change. When you stop growing, you stop living.

The future is not a gift. It is an achievement.

韩寒：“其实说穿了，教师只是一种职业，是养家糊口的一个途径，和出租车司机，清洁工没有本质的区别。”

The question I ask myself like almost every day is, 'Am I doing the most important thing I could be doing?'

教育是使人变得有道德的艺术。

CRISPR is a tool, and like any tool, its impact depends on how we use it.