"Satisfaction of one’s curiosity is one of the greatest sources of happiness in life." ― Linus Pauling Topic(s): Age More From Linus Pauling "Facts are the air of scientists. Without them you can never fly." "The best way to have a good idea is to have a lot of ideas." More In Age "Oh rage! Oh despair! Oh age, my enemy!"― Pierre Corneille "There is a fountain of youth: it is your mind, your talents, the creativity you bring to your life and the lives of people you love. When you learn to tap this source, you will truly have defeated age."― Sophia Loren "Middle age is youth without levity, and age without decay."― Doris Day