穷人往往比富人更具创业精神,但他们缺乏成功的工具。
The only way to do great work is to love what you do.
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。
The most beautiful people are those who have known defeat, known suffering, known struggle, known loss, and have found their way out of the depths.