We cannot cheat on DNA. We cannot get round photosynthesis. We cannot say I am not going to give a damn about phytoplankton. All these tiny mechanisms provide the preconditions of our planetary life.
Source: Only One Earth, in Who Speaks for Earth?, 1973.
-- Barbara Ward, (May 23 1914-1981), English economist, journalist, educator; She wrote on political and economic affairs; India and the West, 1961