所有老年人共同的大秘密是,在七八十年里你其实没有改变。你的身体变了,但你一点都没变。
The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all.
"Growth mindset is the belief that your abilities can be developed through dedication and hard work."