Train people well enough so they can leave, treat them well enough so they don't want to.
算法的真正考验不仅在于其正确性,还在于其可扩展性和鲁棒性。
一件事不一定是真的或假的;它可能既是真的又是假的。
The only way to avoid mistakes is to have no new ideas.
 Instead of complaining about the darkness, light a candle.