求翻译：我的爷爷是一个从来都不愿意闲下来的人，他今年七十多岁了有时候还跟二十多年轻的一样去工地上干活去，我爸爸跟我爷爷说没事在家里歇着吧，家里有钱不用您去挣的，可我爷爷说不是去为了挣钱了，我在家里闲不住，而且还可以去锻炼身体，多好啊。是什么意思？

I of Grandpa is a has never are not willing to busy down of people, he this year more than 70 aged has sometimes also with more than 20 more young of as to workers ground worked to, I father with I Grandpa said nothing in home break was 's, home rich without you to earned of, can I Grandpa said not to to earn has, I in home refuse to stay idle, and also can to exercise body, more good Ah.