it really doesn’t matter whether anyone else thinks it’s a good idea or not.

"if you’ve got your heart set on doing something, it really doesn’t matter whether anyone else thinks it’s a good idea or not.

...

Plenty of people thought the iPod would flop too. So I could be wrong about your idea, and so could anyone else.

Sure, your heart can lead you astray, but at least it will be a more enjoyable ride."

-- Unsolicited Advice, Chris Guillebeau