求翻譯：The idea of permanent education is practical because we're never really too old to go on learning. Of course, there are certain limits, but they aren't age limits. For example, let's say a man past sixty tries to learn how to play football. It's foolish for him to do that, but only because his body is too old, not his 是什么意思？

待解決 懸賞分：1 - 離問(wèn)題結(jié)束還有