The greatest lessons come from the hardest struggles.

释义：如果不能长久地保持其君子之德，就可能蒙受羞辱。

The best way to create interest in a subject is to render it worth knowing, which means to make the knowledge usable.

恐惧是作家想象力最肥沃的领土。

Leadership means making tough decisions today for a better tomorrow.

学习算法的研究必须同时考虑学习的统计和计算方面。