数学的本质不是把简单的事情复杂化，而是把复杂的事情简单化。
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.
I'm not perfect, but I'm always myself.
The stories of our people are the stories of the land, and they are one and the same.
The most dangerous phrase in business is "We've always done it this way."
儿童的教养源于成人的修为而非说教。