Have grandiose aims but puny abilities,great ambition but little talent.

眼高手低,志大才疏。

We did not meet again for ten years,by then,the rather puny boy had grown into a six-foot man,weighing 200 pounds.

我们有10年没有见面了,本来是一个小不点男孩子,现在已长成6英尺高200磅重大个儿了。