There are two ways people protect their own life. Some people when you meet them tell you how their life is worst, to hide their success. Some people when you meet them use ego and arrogance to keep distance. Both of these methods are for protecting success and setting some distance from people. However both of these methods internally damage you. So the right approach in such case is being assertive towards the life and dealing with people. I may cover the assertive approach in near future in my writing. How do you keep troublesome people at some distance?