Truck pay addtional fees/taxes because they do additonal damage. Both trucks and cars pay fuel taxes according to how often they are on the road.

Joggers and walkers don't take up space on the road surface.

It's not like the sledder, db, bankie debate at all. One of those groups isn't riding on the coat tails of the others.

You're just looking for an argument, aren't you?
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She was standin' alone over by the juke box, like she'd something to sell.
I said "baby, what's the goin' price?" She told me to go to hell.

Bon Scott - Shot Down in Flames