1, life is to face a real smile, that is, to look beyond obstacles to the future. Hugo.

If someone smiles at you for no reason, there must be some reason. -Ma Changshan.

3. Laughter is the privilege of human beings. Carnegie.

4. Smile is a language with multiple meanings. Carl spitteler.

What is really valuable is a smile that doesn't cost a penny. Charles Scoble.

6. A beautiful smile is a beautiful scenery. With it, human beings feel warm, peaceful and happy. -Zou Jinhong.

7. It is far better to forget it with a smile than to remember it and be sad. -Rosita.