我们都欠死亡一条生命。
We all owe death a life.
Success is not measured by profits alone, but by the positive impact we have on society.
不是缺乏爱，而是缺乏友谊使婚姻不幸福。
The best thing about getting older is that you don't lose all the other ages you've been.
Every discovery in physics opens a door to a new mystery, and that is the beauty of science.
Prediction is very difficult, especially about the future.