First of all, if you are kind-hearted, you will get happiness from the happiness of others and be willing to help the poor and those in need. You will always feel satisfied. We all live in a social environment, and we need social feedback to realize our social value. Don't be kind. A little kindness may be warm and important to others.
Secondly, if you are kind-hearted, you will be kind to others and be happy to get along with others. You will always feel happy in your heart If you are kind, you will be aboveboard and willing to open your heart to others, and you will always feel relaxed and happy. In short, a kind-hearted person will always keep a calm heart. This psychological state can adjust the blood flow and the excitability of nerve cells to the best state, thus improving the body's disease resistance. Therefore, kindness is an indispensable advanced nutrient to maintain mental health.
Finally, if we show goodwill at an appropriate time, make more friends and reduce enemies, our mood will naturally become calm and people will naturally be willing to associate with them. But kindness does not mean bullying, and it does not mean deceiving people as fools. Kindness also needs wisdom, otherwise it is inevitable that someone will take advantage of your kindness and do things that hurt themselves or others in society. This is not good for others and for yourself. Be kind and wise.