If you provide good alternatives for public transport, you won't have traffic problems.
Every city in the world can be improved in less than three years.
I always try to say, 'If you want to help the environment, try to do just two things. One, use less of your car. Second, separate your garbage.'
Every city has to deal with the problem of cars and public transport.
The car is the cigarette of the future.
I always run into these Ph.D.s. They write and write and write about sustainable development. Then these guys ask me, 'But, how do you do it?' They are scared to death to do anything.