Humor is reason gone mad.
I did toy with the idea of doing a cook-book. . . . I think a lot of people who hate literature but love fried eggs would buy it if the price was right.
[Mrs. Teasdale]: He's had a change of heart. [Groucho]: A lot of good that'll do him. He's still got the same face.
Any place I hang my head is home.
Money will not make you happy, and happy will not make you money.
[He] may talk like an idiot, and look like an idiot, but don't let that fool you: he really is an idiot.