If it hurts, you're doing it wrong.

WSJ: Who Needs a WeedWacker When You Can Use a Scythe?

Ms. KATHY SURRACK: The way I feel about it, if you're not doing anything wrong, it's no big deal to me.

NPR: Bush Challenges Eavesdropping Detractors

On the other hand, you're doing something new, no one's ever done it before, and you get it completely wrong.

CNN: Why the best thing you can do is fail