There you go guys � a nice quote I found on the internet � Everyone loves being praised and appreciated. It might be trivial to everyone that being praised and appreciated would boost up one�s self-esteem and self-efficacy and thus make one feel good. Researchers, particularly in the field of positive psychology, think that being appreciative also brings about happiness. Imagine that you are in a world without praise, appreciation, or encouragement: it would be like existing in complete darkness without light. No matter how hard you work and how much you get, happiness would seem unreachable. It costs us so little to appreciate nice things around us, or even to express our praise to others. Yet we often take people for granted, and tend to amplify upsets that are really trivial. This is like complaining about the small stain on a white sheet of paper, but ignoring the fact that most other areas of the paper are unstained