Teaching is not about filling a bucket, but lighting a fire.
教学不是注满一桶水，而是点燃一把火
真正的奢华在于那些大多数人第一眼甚至注意不到的细节。
OPEC no longer holds all the cards in global oil markets.
The only reason for time is so that everything doesn't happen at once.
深度学习是解决复杂问题的强大工具。