A person is either the effect of his environment or is able to have an effect upon his environment. – L. Ron Hubbard

Economic advance is not the same thing as human progress. – John Clapham, A Concise Economic History of Britain, 1957

Dig a trench through a landfill and you will see layers of phone books like geographical strata or layers of cake…. During a recent landfill dig in Phoenix, I found newspapers dating from 1952 that looked so fresh you might read one over breakfast. – William Rathje, The Economist, 8 September 1990

I think the environment should be put in the category of our national security. Defense of our resources is just as important as defense abroad. Otherwise what is there to defend? – Robert Redford, Yosemite National Park dedication, 1985