1. Because her mother doesn’t talk to her very much, nor does she have any intimate gestures.
2. My mother has been separated from my father in order to take care of the life and study of my younger siblings and me. Only when the children were older, no longer studying locally and going abroad, and no longer needed mother's care, did mother go visit father.
3. The author has always doubted her mother's love for her since she was a child because her mother's love was too deep. So I don't get too close to my mother. I have only ever sent such a loving card. So not often.
4. This is the only one written and drawn by the author himself, full of deep love for his mother. Others are ready-made cards with a few greetings attached. Therefore, the mother has always kept this card, because this card is not just a card, but also her daughter's love for herself. So it is particularly precious. .