Second idea would be-
Keep said ideas in confidence. Not posting on Imageshack, where anyone can browse your idea, and then steal it.
unfortunately, it happens... look at all the shirts with some random deviantart image on it... or... Todd F***ing Goldman...
Other than that, they are kinda good ideas, diamonds in the rough, if you will. I mean, there's already shirts about "I don't want to hear about your 12th level Paladin" type thing-
Ben's current alignment? Somewhere between Chaotic Rutger Hauer & Lawful Rutger Hauer. I'd guess... Rutger Hauer Rutger Hauer.