Chanakya Neeti 3: A wise man should never expose his poverty, promiscuous wife, heart-break, slandering against him.
Million dollar suggestion I will say. These are the things that can be used against you as a deadly weapon, believe me! One should never expose them to his closest friends, heaven only knows if one or more of them are Trojan horses! Met a few experts of mimicking friendship/love in my life!
Chanakya was the mentor, guide and prime minister of Emperor Chandragupta Maurya. His words were very wise when it came to explaining human nature and ways of actual world.
As I am too engrossed with my twins (agnishatdalezine.wordpress.com and agnijaat.wordpress.com- check them out guys, my twin Ezines Agnishatdal and Agnijaat) I will use him as my own and your teacher for at least a couple of months. Hope you will benefit too!