Famous article about someone who worked with hospice patients and the question about what they regret the most:

http://www.hospicepatients.org/five-regrets-of-the-dying-bro...

It's pretty interesting, although none of the five will shock you.

Good for you for focusing on creating the life you really want. Too often people sleepwalk through life, only to wake up in their 40's and discover they've lost so much time and are disenchanted with the decisions they've made.