網友回答：
human beings are advanced animals in the world. some animals are very kind. for example ， it will shake. it will tail to you. so if you are kind to others， you should be kind to answer them. that is you give small kindness to others. maybe it seems to you
溫馨提醒：隨時光變遷，文中所陳述觀點；準確性、難免有所變動，因此文中觀點僅供參考。
