Difficult people are everywhere.
Theodore Roosevelt once said, ‘The single most important ingredient of success is knowing how to get along with people.’
Of course, Roosevelt never met that difficult person at work that you have to deal with every day, did he? And he certainly didn't have your in-laws.
When people are nice to you, you can't help but feel good and be nice back. But when they're difficult, you're bound to be unhappy about it and react badly.
Why do other people get to us so easily?
The reason our happiness and well-being depend so much on our relationships is because humans are social beings; we seek and enjoy the company of other people, in particular other people who are easy to get along with and whom we like. ...