Authors:

I will smile at friend and foe alike and make every effort to find, in him or her, a quality to praise, now that I realize the deepest yearning of human nature is the craving to be appreciated.

Og Mandino (1988). “The Greatest Salesman in the World: Featuring the Ten Vows of Success. The end of the story”, Bantam Dell Publishing Group
I will smile at friend and foe alike and make every effort to find, in him or her, a quality to praise, now that I realize the deepest yearning of human nature is the craving to be appreciated.