The fundamental problem of automatic control is to maintain a desired state in the presence of disturbances.
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。
Stay true to yourself and never let success change who you are.
The best things in life are free.
True innovation happens at the intersection of necessity and creativity.
The biggest risk is not taking any risk.
体育教育的目标是发展健全的身体，作为健全心智的工具。
你的时间有限，不要浪费在过别人的生活上。
过去是一个异国他乡；他们做事的方式不同。