How To Change Your Way Of Thinking

I am at a point in my life where I can say with a large amount of certainty that I am very satisfied with myself. Well, with the exception of my very recent divorce, all aspects of my life are going where I want them to go. I feel more mature, and I don't get angry and upset as I used to be when I was younger.
My patience increased dramatically, I am more understanding with how other people behave in general, or how other people behave towards me and my family.