Having new eyes.

“Time can also fundamentally alter your outlook on life. Think back to the last time you had an argument with a colleague or a stranger—perhaps with someone in a call center? At the time you were fuming. For hours afterwards you were thinking of all of the clever things you could have said, should have said, to put down your opponent. The aftereffects of the argument probably ruined your whole day. Yet a few weeks later, you didn’t feel irritated by it any more. ”

Excerpt From: Williams, Mark. “Mindfulness: An Eight-Week Plan for Finding Peace in a Frantic World.”