You don't have to drive anywhere. The subway system is awesome and cost efficient. There are also taxis, Uber, and buses to consider for some some journeys, if the subway is insufficient.
High Rents and Property Costs
The cost of buying real estate is prohibitive to most people and rent prices are astronomical. You end up spending a lot of money to live in a shoe box with few amenities. Like it or not, you may need a room mate to share the costs.