你无法回到过去改变开头，但你可以从现在开始改变结局。
学习数学的唯一方法就是做数学。
Afghanistan is the land of my past, the place where I had laughed and cried, but it was no longer my home.
Technology in agriculture should empower farmers, not replace them.
The legacy we leave behind is measured not just in buildings, but in the impact we have on people's lives.《Building Tomorrow》
The more you know, the less you understand.