We can’t have landfills forever and we can’t ask others to accept our trash.

If you provide good alternatives for public transport, you won't have traffic problems.

We can’t have landfills forever and we can’t ask others to accept our trash.

The lack of resources is no longer an excuse not to act. The idea that action should only be taken after all the answers and the resources have been found is a sure recipe for paralysis. The planning of a city is a process that allows for corrections; it is supremely arrogant to believe that planning can be done only after every possible variable has been controlled.

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.

After working in cities for nearly 40 years, I am telling you that every city can improve its quality of life in less than three years, no matter the scale or the financial conditions.

There is little in the architecture of a city that is more beautifully designed than a tree.