¿Sabes cómo decir: A palabras necias, oidos sordos?

Turn a deaf ear to foolish comments

Turn a deaf ear to foolish comments. It means that you take no notice of the stupid things people say. 

Foolish comments - palabras necias
deaf ear - oido sordo.

Example:

You shouldn't get angry at him, he's too drunk. Turn a deaf ear to foolish comments.
No deberías enojarte con el, está muy borracho. A palabras necias, oidos sordos.