Retention went up for them; performance went up; they were more likely to advance in their organization and stay in their organization.

他们的保持力增加，工作表现出色;,在公司更有可能被升职,并留在公司里。

哈佛公开课 - 幸福课课程节选

The fact that you don't need a force for it to move forever at a given speed in a given direction, that's not obvious, because in daily life you don't see that.

对于物体不需要力的作用就能保持,确定的速度和方向持续运动这一事实,它并非显而易见,因为在日常生活中你看不到这种情况

耶鲁公开课 - 基础物理课程节选