The vernacular means: people who say malicious words are kind, and those who are vicious and treacherous are the sweetest; A kind-hearted person dares to call a spade a spade and say what the other person doesn't want to hear, while a person with a mouthful of honey has a sinister stomach.
Most people who are "sweet-tongued and cruel" have a good life.
"Sweet mouth" is the expression of a person's high emotional intelligence. He is good at seeing the advantages of others and knows how to make others happy with appropriate words. Such people often have good interpersonal relationships and are easy to get help and support from others.
"Ruthlessness" is the embodiment of one's principle. He will not be bound by emotions, he will be vigorous and resolute, and he will not be slow. Such people are often very rational. He will not be emotional because of "softhearted" and let himself suffer unnecessary losses.
People who are "sweet and heartless" are mostly people with high emotional intelligence and can abide by principles. Such people can not only have harmonious interpersonal relationships, but also benefit themselves. Will not be dragged down by feelings and hurt themselves, so most of them are lucky.