大道无形。方寸何凭。在人人、智见高明。
译文：大道没有具体的形态，那么内心要凭借什么去领悟呢?关键在于每个人自身的智慧和见识是否高明。
永远不要低估一个想法改变世界的力量。
"Cada livro é uma porta para um novo mundo, uma nova experiência."
The most glorious moments in your life are not the so-called days of success, but rather those days when out of dejection and despair you feel rise in you a challenge to life, and the promise of future accomplishment.
生命的意义在于追求真理。
自动控制的根本问题是在存在干扰的情况下维持期望状态。
Innovation is not just about creating something new; it's about making something better.