I envy you, lucky devil (guy) -your wife is slender and graceful with fascinating smiles.

我好羡慕你啊！你真是个幸运的家伙-你妻子的身材苗条优美，微笑迷人。

youdao

OK. So the father, the middle-generation guy, in your story sells his soul to the devil in return for becoming a successful painter - as opposed to a painter who paints a lot but doesn't sell anything.

NPR: Singer and Songwriter Neil Young