"Being cool and thin" is the inner coolness, the thinness of the face, and the coolness and thinness is the ruthlessness from the inside out. And you never know how heartless he is. Cool thin is not indifferent, indifference may be the appearance, but the heart is fiery. Cool thin is not hypocritical. Hypocrisy at least includes politeness, and it will not go against you on the surface. Besides, thinking calmly does not mean being mean, sharp, selfish and cold. ...