"WARNING: Keyboard Not Attached. Press F10 to Continue." 

"COFFEE.EXE missing. Insert cup and press any key." 

"Bad Command or File Name. Good try, though." 

"Press any key... no, no, no, NOT THAT ONE!" 

"Enter any 11-digit prime number to continue..." 

"Error reading FAT record. Try the SKINNY one? (Y/N)" 

"General Failure's Fault. Not Yours." 

"Hit any user to continue." 

"Scandisk is now checking your hard disk. You can start praying." 

"Smash forehead on keyboard to continue." 

"Ooops. My brain just hit a bad sector." 

"Cannot find REALITY.SYS...Universe Halted."