Most people are genuinely sympathetic to the difficulties encountered by handicapped persons, but probably too often the compassion evaporates when the wheelchair disappears from view or the tapping of crutches fades down the hall. The accessibility of buildings and facilities has certainly improved in recent years; we now take it for granted that curb cuts and wide doors make the going smoother, at least in public places like university campuses, but consciences still are not eased simply by holding the elevator.