Programming Jokes

Post some of your good programming jokes here!
A good one I know is:
"My other car is a cdr" as in car and cdr from LISP

Also,
Why do programmers always confuse christmas and halloween?
Because oct[31] = dec[25]

USING: kernel math sequences-internals ;
: sort ( seq quot -- result )
over length 1 <=
[ drop ] [ over >r >r divide r> conquer r> like ] if ;
inline