Science cannot solve the ultimate mystery of nature. And that is because, in the last analysis, we ourselves are part of nature and therefore part of the mystery that we are trying to solve.

The act of writing is an act of optimism. You wouldn't take the trouble to do it if you felt it didn't matter.

The theory of economic development is the study of how the economic system generates the forces which incessantly transform it.

Every building is a prototype. No two are the same.

Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.