In this video, a man is standing in front of a white shelf with several books on it. He is wearing a white shirt and has short gray hair. The man is speaking to the camera, and his hand is moving in a way that suggests he is emphasizing a point. The background is a plain white wall, and there is a yellow sign with the word \"SIMPLE\" on it. The man's facial expressions and body language indicate that he is engaged in delivering a message or explaining something.