approximation quotes

I agree that our methods of control are unlikely to be sufficiently delicate or sufficiently powerful to maintain continuous full employment. I should be quite content with a reasonable approximation to it, and in practice I should probably relax my expansionist measures a little before technical full employment had actually been reached.

-John Maynard, 1st Baron Keynes (of Tilton)
  Letter to E F M Durbin, 30  Apr.

All my life I've beenworking on the workevery canvas a sentence or paragraph of it. Each picture is onlyan approximation of what I want.

- Robert Motherwell
Recalled on his death,16  Jul1991.