Jeff Bezos often talks about acting now so as to minimize regret when you are 80. Interestingly enough this article says that 80 is a magical number for life reflection. Probably not a coincidence knowing Bezos.
I think it's just a trick to live a more reflective life in general and to have your higher powers (i.e. cortex) to win out more often over your lower self (i.e. lizard brain)