People who suddenly come into your life, people who suddenly break into other people's lives, communicate in a friendly and kind way, but they all hide their own secrets behind their backs. Life is like this, everyone is burdened with a different past. The living self is actually not what others see, but we still insist on reluctantly creating an illusion to cater to life. The self on this side of the glass was full of smiles, and the self on the other side was hysterical.