To be happy, make others happy.
Most people seem to turn off at some point in their lives. Maybe it's thirty or forty. For most people it's lots younger. They stop there. Stop growing or changing or learning or something. From that...
To be happy you must have happy thoughts.
To fill your world with happiness, fill your heart with happy thoughts.
Every cloud doesn't have a silver lining but make time to look at the beauty of clouds can give you peace of mind