To err is human; to forgive, divine.
Alexander Pope
To err is human; to admit it, superhuman.
Doug Larson
To err is human also in so far as animals seldom or never err, or at least only the cleverest of them do so.
Georg C. Lichtenberg
To err is human. To blame someone else is politics.
Hubert H. Humphrey
To err is human, but it feels divine.
Mae West
To err is human, but to really foul things up you need a computer.
Paul R. Ehrlich
To err is human, to purr feline.
Robert Byrne
To err is human - and to blame it on a computer is even more so.
Robert Orben
To err is human; but contrition felt for the crime distinguishes the virtuous from the wicked.
Vittorio Alfieri