Perspective can change everything.
Perspective is the reason we feel victorious or defeated. Perspective is how two people can look at the same situation with two very different sets of eyes. Perspective is often a matter of life experience, of looking back or just a matter of circumstance. Perspective is more than being an optimist or a pessimist.
The last 4 or 5 days have been a lesson in perspective for me, but let's only focus on one example: