当我开始像运动员一样训练时，一切似乎都变了。

When I started to train like an athlete, everything seemed to change.

youdao

但现在一切似乎都遥远而且毫无关系了。

But that all seemed far away and irrelevant now.

youdao

所有这一切似乎都表明你可以以你喜欢的方式欢笑来延长生命。

All this might suggest that you can laugh your way to a longer life.

youdao

The reason it looks like a tautology, because you look around, nothing seems to have its velocity forever.

其原因听起来像是绕圈子,因为你看看四周,似乎一切都不可能永远运动下去

耶鲁公开课 - 基础物理课程节选