I am unable to comment on who may or may not be Banksy, but anyone described as 'good at drawing' doesn't sound like Banksy to me.

There are four basic human needs; food, sleep, sex and revenge.

Film is incredibly democratic and accessible, it's probably the best option if you actually want to change the world, not just re-decorate it.

Anyone who believes in capital punishment should be shot

A lot of mothers will do anything for their children, except let them be themselves.

Bus stops are far more interesting and useful places to have art than in museums. Graffiti has more chance of meaning something or changing stuff than anything indoors. Graffiti has been used to start revolutions, stop wars, and generally is the voice of people who aren't listened to. Graffiti is one of those few tools you have if you have almost nothing. And even if you don't come up with a picture to cure world poverty you can make somebody smile while they're having a piss.

I give away thousands of paintings for free.