Cf: Не who has ears let him hear (Am.). Must I tell you a tale and find your ears too ? (Br.). Wake up and smell the coffee (Am.)
Русско-английский словарь пословиц и поговорок. Академик.ру. 2013.
Русско-английский словарь пословиц и поговорок. Академик.ру. 2013.