cleverness

The detective's cleverness allowed him to solve the mystery that had confused everyone else.

(Chinese) 侦探的聪明才智使他解开了困扰所有人的谜团。

We were all impressed by the cleverness of the child's response to the difficult riddle.

(Chinese) 我们都对这个孩子针对那个难题的巧妙回答印象深刻。