For example, if you’re already in decent shape, increasing your benchpress won’t significantly change your happiness.

例如，如果你的体型已经很好，增加一些撑哑铃的健身运动不会太多的改变你的快乐值。

They need their bodies, privacy and two minutes, and it can significantly change the outcomes of their life. Thank you.

他们会需要他们的身体，隐私和那两分钟，然后这会大大地改变他们生活的结果。谢谢。