Oh thats an easy answer. Me then this guy here.....Try towing 70 people in 70 boats across alcatraz at 70 years old! He is now 94 and still kicking. You all know who he is so a pic will suffice.
There's this stripper in Arlington named "Fancy"... but I suspect that's just a stage name. Anyway, she's a helluva lot better looking than Mother Theresa, plus she's still alive.
I would say; Prophet Muhammad (Peace be upon him), Jesus Christ (Peace be upon him), Moses(PBUH) Without a doubt are the Greatest of all time. Whether it be religiously, morally or in any other distinction - the greatest, by far.