Many large European cities have congestion pricing and it's fine. The very poor can't afford a car anyway and the price conscious drivers were already using a "

Many large European cities have congestion pricing and it's fine. The very poor can't afford a car anyway and the price conscious drivers were already using a "Park & Ride" type of service to get to the city center because parking is expensive on top of the congestion charges. If you need to drive into the center for some reason, you should be able to get the fee reimbursed (like validated parking) or it's so rare that you find yourself in that situation, you can eat the €10 cost twice a year.