I could have started a for-profit, venture-backed business that has a good spirit, and I think there are many of them - Google for instance. Maybe I could reach a billion people. That is high impact, but what happens in 50 years?
I care about politics just like any other citizen. I'm against the war in Iraq, or any type of war.
The truth is incontrovertible. Malice may attack it, ignorance may deride it, but in the end, there it is.

