Freebsd Fortunes 4

If anything can go wrong, it will.

If at first you do succeed, try to hide your astonishment.

If at first you don't succeed, destroy all evidence that you tried.

If at first you don't succeed, quit; don't be a nut about success.

If at first you don't succeed, redefine success.

If at first you don't succeed, try, try again.
                -- W.E. Hickson

If at first you don't succeed, try try again.  Then quit.
No use being a damn fool about it.

If at first you don't succeed, try, try again.
Then quit. No use being a damn fool about it.
                -- W.C. Fields

[Also attributed to Roy Mengot.  Ed.]

If at first you don't succeed, you must be a programmer.

If at first you don't succeed, you're doing about average.
                -- Leonard Levinson