Writing is no trouble: you just jot down ideas as they occur to you. The jotting is simplicity itself -- it is the occurring which is difficult.
Source: In Webster's Electronic Quotebase, ed. Keith Mohler, 1994.
-- Stephen Leacock, (Dec 30 1869-1944), Canadian author, educator, economist, humorist; He was an economic professor noted for popular humor books, literary biographies.