Don't act as a fool!

别像个傻瓜似的。

youdao

You are making me act like a fool, and I dont like it.

是你使我像个傻瓜般演戏，而我可不喜欢这样。

youdao

A man may talk like a wise man and yet act like a fool.

一个人可能说话如智者，而行为象愚人。

youdao

Parents who will give their child the right look when the child begins to act a fool and throw a tantrum.

CNN: Parents, don't blame Happy Meals

One of the reasons I didn't act a fool when I was in school was because I feared my father taking the belt to my butt, and that was enough to keep me on the straight and narrow.

CNN: What it means to be a 21st century dad

If you act like a fool, you'll be treated like a fool.

CNN: Commentary: Who says public schools need more money?