Happiness is like a butterfly; the more you chase it, the more it will elude you. But if you turn your attention to other things, it will come and sit softly on your shoulder.
The biggest risk is not taking any risk at all.
真正的勇气不是没有恐惧,而是在恐惧中前行。
In the attosecond world, time is not a river but a series of snapshots waiting to be captured.