CNN student news 1/27 Compliment boosts the brain to do things much better

The research derived from Japan designed three part of groups; One is that supervisor complimented directly to the students when they did a specific order, the others are that the supervisor was just watching the whole progress and that the student evaluated their own progress.



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http://edition.cnn.com/2016/01/26/studentnews/sn-content-weds/index.html

The study found that the people who receive compliment directly were better than the other two groups when the people repeated the  order.
In conclusion, the study concludes that receiving a compliment is as a social skill as  rewarded money and considers compliment more comprehensive during sleeping. That is, flattery will bring you everywhere.