译文：纵欲放荡、消极怠慢就不能勉励心志使精神振作，冒险草率、急躁不安就不能修养性情。

People with a clear sense of identity know who they are and what they stand for. They have a strong sense of self and are not easily swayed by others.

时间是最好的老师，但遗憾的是，它杀死了所有的学生。

The concept of computational efficiency is central to the design of learning algorithms.

生活充满了惊喜，有些是好的，有些则不那么好。但它们都是旅程的一部分。

We are all connected through the threads of DNA.