As with everything biblical, there is an interesting discussion about that very topic: http://christianity.stackexchange.com/questions/4163/if-god-set-the-maxim

As with everything biblical, there is an interesting discussion about that very topic: http://christianity.stackexchange.com/questions/4163/if-god-set-the-maximum-age-to-120-then-how-could-jacob-be-130-years-old http://christianity.stackexchange.com/questions/4163/if-god-...