Proud people are hungry for love and want to do good, and they want to be grateful for it. On the other hand, too much gratitude creates complacency and emotional overdose in them. Overdose is withdrawal, fear, aggression, etc.
The strategy of an open compliment in vain natures makes you want to rush with all your heart to meet love. Vain lovers are unbearable and like fire. The fire needs to be contained. Therefore, experienced players, after making an open compliment, automatically retreat and close, ceasing to respond to the manifestation of love in their address.
Recognition is a great value. Recognizing other people's virtues, you will become a very valuable person for them. It is especially useful to recognize the merits of their subordinates. Than a man is "less than", the more important it is the recognition of his merits.