The Godfather Part III or The Irishman?

Are you a fan of The Irishman? Of The Godfather Part III as well? Prove it! Select which quote belongs to which movie and see how good you are:

If they can whack a President, they can whack a president of a union. You know it and I know it.

Never hate your enemies. It affects your judgment.

You don't keep a man waiting. The only time you do is when you want to say something. When you want to say fuck you.

Just when I thought I was out... they pull me back in.

Friends and money - oil and water.

I'm just trying to understand how a person can buy a fish and not know what kind it was.