"The truth is rarely pure and never simple."
当你听取不同的观点时，尤其是那些与你意见相左的人时，才能做出最好的决定。
沉默可以是最响亮的抗议形式。
"I don't really care what people think about me. I just focus on my job."
相位裕度是系统在变得不稳定之前可以容忍的程度的度量。