What iris said...at best, stoners are introspective and creative individuals with the potential to rise above the drug-free rabble. At worst, they're lazy and apathetic, traits that do no real harm except in wasted opportunity, and really, who cares?

Top arguments I'd use for the reform of the laws:
1. Comparison with alcohol
2. Refudiation of scare stories (doesn't actually kill brain cells, etc.)
3. Reasons it became illegal (yellow journalism, racism)
4. Uselessness of the laws and cost to taxpayers
5. The fact that a conviction for pot does about 400 times more harm than pot itself EVER could