She was a teacher who impressed me deeply. I was in high school that year and was at a confused and rebellious age. After all, I still had some low self-esteem. 　　That day, when she walked into the classroom, she was holding a bouquet of flowers in her hands. She looked very happy, as if a girl was about to get married and finally met her sweetheart. 　　She walked to the podium and asked a classmate to fill the vase in her hand with half a bottle of water. After that, she began to trim the bouquet of flowers and said: “Here is a bouquet of very fresh flowers. Next,…