Life is not as it seems, but as we perceive it
Each of us has a unique viewpoint on life. Some of us see the bright side of whatever occurs. While some continue to blame life for being difficult. Why do some people notice the beauty of the garden while others see dried leaves and rubbish strewn about? Why do some of us alter the conditions around us while others adapt themselves to fit the situation...
Nothing in the outside world can shake you if you are internally stable. Events outside can't impact you if you're happy within. However, if your pleasure is only dependent on your surroundings and other people, you will struggle to find permanent contentment.