is surprisingly simple, very easy and absolutely free:
Being nice isn't so hard.
It even takes less effort than being grumpy or arrogant. One just has to think of it, act accordingly until it becomes a habbit and then, life changes for the better.
People are often afraid to be friendly. They fear to give a weak impression or to be found silly or naive. Yet being friendly shows a mastery of several Modern Virtues
and there lies the key to happiness and succes.
I truly believe so.