1 "Imagination is more important than knowledge." 2 "Gravitation is not responsible for people falling in love." 3 "I want to know God's thoughts; the rest are details." 4 "The hardest thing in the world to understand is the income tax." 5 "Reality is merely an illusion, albeit a very persistent one." 6 "Weakness of attitude becomes weakness of character."
The way I see it is you have two choices in life; you can be grateful for everything life has given you or you can be resentful for everything life has done to you. Your degree of happiness is directly proportional to the conviction of your choice