You think you know when you can learn, are more sure when you can write, even more when you can teach, but certain when you can program.

Data, algorithms, and computing power are the three pillars of AI development.

Never try to discourage thinking, for you are sure to succeed.

有人自认为在做有用的事，却收效甚微；有人看似在做“无用”之功却流芳后世，引为大用。