Ask not what your country can do for you --ask what you can do for your country.
Technology leaders must understand both technology and human nature.
我是你妈妈死去的原因,我是你爸爸逃跑的原因。
The health of our planet depends on the choices we make in agriculture.
化学的乐趣在于看到不可见的东西变得可见。
Science is not about finding absolute truths, but about constantly pushing the boundaries of our understanding.