But it's not a big con, because you can set up experiments in free space far from everything, where objects will, in fact, maintain their velocity forever.

但这并不是个反例,因为你可以在一个远离一切的空间里做实验,在那里,物体可以永远保持现有速度

耶鲁公开课 - 基础物理课程节选

Just think of them as the set of abilities that people have, the things that we can do that other physical objects-- chalk, radios, cars-- those things can't do.

只是把它们视为人具备的能力,作为人有别于粉笔,收音机,汽车等其他物体的能力

耶鲁公开课 - 死亡课程节选