text: My second reason is that the technology even told us the emotions of Mona Lisa. You're probably asking "how if Mona Lisa is just a painting?" well that's what I said. In paragraph 4 sentence 3 it says "using video imagery, the emotion-recognition software tracks these facial movements in a real face or in the painted face of Mona Lisa". In paragraph 8 sentence 3 it says "to an expert, faces don't lie; these muscles clues are sometimes used to spot when a "smiling" politician or celebrity isn't being truthful.               Extracurricular activities are important for students, and I agree that all students must participate in at least one extracurricular activity. Students should try something new instead of doing nothing. Students can gain a lot from this experience, so I believe that they should participate in them. I think that even if students don't want to participate in these activities, they should because they can learn things that they never knew before, and I think that it could make an impact on their lives. Extracurricular activities are good for students to participate in because they can give you something to do, they can help you meet and befriend new people, and they can help kids find potential ideas and hobbies.