If in a city we had six vacant lots available to the youngsters of a certain neighborhood for playing ball, it might be "development" to build houses on the first, and the second, and the third, and the fourth, and even the fifth, but when we build houses on the last one, we forget what houses are for.
Aldo LeopoldThe good life of any river may depend on the perception of its music; and the preservation of some music to perceive.
Aldo Leopold