When public figures think they can open a business even though they've got no business experience, it's a bad idea.

Sanctions are a bad idea.

My mother had always told her kids: if you're about to do something, and you want to know if it's a bad idea, imagine seeing it printed in the paper for all the world to see.

Nothing surpasses the beauty and elegance of a bad idea.

Nothing dies harder than a bad idea.

I had a good experience in college, but I don't think interdisciplinary education is something that's stressed very much at all. It's generally considered to be something of a bad idea.