When I saw parents educating their children, I understood a kind of love, that is, fatherly love and maternal love. When we saw the teacher educating the students, everyone felt annoyed at that time, but when they grew up, they understood, and they were all grateful to the teacher. I understand a kind of love again.
When our class's money was ill and didn't come to school, our class scraped together some money to visit her in the hospital ... I understood another kind of love-caring.
Seeing that children are greedy and cheap in small shops, when they get home, their parents say they are small instead.