We all get inspiration from one or the other source; and some sources inspire us more than the others. However, there are number of people who'll inspire you, here are the ones who will inspire you to live life to the fullest! Aron Lee Ralston is a motivational speaker these days. He has a zeal to live, and this is the reason he cut off his own arm when it got stuck under a rock while he was exploring the Grand Canyon! He got stuck under a rock for 127 hours! He still does his favorite sport - canyoneering!