The best time to plant a tree was 20 years ago. The second best time is now.
种一棵树最好的时间是20年前,其次是现在。
医学的未来将由我们对基因的理解所塑造。
Behind every technological breakthrough is the accumulation of countless failures.
Happiness is a state of mind. It's just according to the way you look at things.
The best part about life is that it's unpredictable.