In mathematics, as in life, the most profound discoveries often come from asking the simplest questions.

力的统一不仅是数学上的梦想，更是物理上的必然。

我不完美，但我始终是我自己。

The only true wisdom is in knowing you know nothing.

The materials we use should tell a story - the story of where they come from and the people who work with them.

PID控制器的本质在于它能够根据系统的过去和现在状态预测其未来行为。