A Time for Courage If Clinton is to fulfill his mandate for change, he will have to be honest about uncomfortable truths and brave in making tough choices. By WALTER ISAACSON Nov. 16, 1992 CHANGE, BILL CLINTON SAID AGAIN AND again during his long trek to the White House, does not come easily. It will take courage, their own courage, for Americans to choose a new course. Now that they have made that choice, it is Clinton's turn to be courageous. With his computer-like mind and his joyous addiction to pressing the flesh, Clinton was a brilliant campaigner. Almost too...