质量不是一种工具，而是一种心态。

Success is not about how much money you make, it's about the difference you make in people's lives.

The interplay between local and global phenomena is a recurring theme in number theory.

The true aim of drama is to improve the morals of the audience.

释义：眼睛随便乱看就会使你惑乱，耳朵随意乱听就会使你迷惑，嘴巴随意胡说就会给你带来乱子。警示人们在日常生活中要保持谨言慎行的态度，以免招来祸患。