Regret for the things we did can be tempered by time; it is regret for the things we did not do that is inconsolable. Sidney J. Harris
I'm sick of following my dreams. I'm just going to 
ask them where they're going and hook up with them later. Mitch Hedberg
Nobody got anywhere in the world by simply being content. Louis L'Amour
The whole secret of life is to be interested in one thing profoundly and in a thousand things well. Horace Walpole
Wisdom is what's left after we've run out of personal opinions. Cullen Hightower
Laziness is nothing more than the habit of resting before you get tired. Jules Renard
