Discuss the importance of the role of smile in making life better. Discuss the different tips and reasons that can make people smile. Discuss their experience of situation in which a simple smile solved his/her problem.
那就写第二点。Tips to make people smile Open your eyes, heart, and ears to what's going on around you. Keep your eyes open to anyone walking along looking sad. Do something different that you normally wouldn't. Watch for chances to help someone.