I don't know this but I'll bet Benjamin Franklin said this.

我不大记得是谁说的了,但是我肯定Benjamin，Franklin说过这话。

麻省理工公开课 - 计算机科学及编程导论课程节选

I don't know this but I'll bet Benjamin Franklin said this.

我不大记得是谁说的了,但是我肯定Benjamin，Franklin说过这话。

麻省理工公开课 - 计算机科学及编程导论课程节选