As more problems arise, the more difficult it is to see the beauty in the world. This article from the Power of Positivity has some interesting advice for us.
This one's particularly thought-provoking:
All adults have an inner child, being more or less aware of it. Some will release that child in the company of other children, while others won’t be able to control it during difficult times. But one should stop a moment and watch the world through a child’s eyes. It’s the only way to see all the wonders that are around us.