You feel heavy and it reads more because the poor spring not only has to support you from falling through the floor, but also accelerate you counter to what gravity wants to do.

你感到自己变重以及读数增加,因为现在弹簧不仅要支撑你,不让你掉下来,还要抵消重力的作用让你加速

耶鲁公开课 - 基础物理课程节选

To require him to pay, let's say, a third of his earnings to the government to support good causes like food and health care and housing and education for the poor, that's coercion, that's unjust.

假设，让他拿出三分之一的收入,交给政府来支持公益事业,为穷人提供食物，医疗保障，住房和教育，这就是强迫，是不公平的。

耶鲁公开课 - 公正课程节选