You've got to keep going a little further because you should follow the logic.

你们要做到永远多走一步,因为你们要会推理

耶鲁公开课 - 基础物理课程节选

I would say, keep that to a minimum, because what the first formula tells you should be so intuitive that you don't have to cram this.

我会说,越少越好,因为对于第一个式子的内容,你应该觉得如此自然,以至于你都不用去记

耶鲁公开课 - 基础物理课程节选