1. Sometimes, as long as you open your mind, happiness will come. Good times, beautiful scenery and enjoyable things are everywhere. ——Liang Shiqiu

2. Joy is the flower of hope, which can give her strength and enable her to face the ups and downs of life without fear. ——Balzac

3. You will be young if you have faith, and old if you have doubts. Confidence makes you young, fear makes you old. You are young when you have hope, you are old when you are hopeless. Time will only etch your skin, but if you lose your enthusiasm, your soul will no longer be young. ——Douglas MacArthur

4. All harmony and balance, health and fitness, success and happiness are generated and caused by the upward psychology of optimism and hope. ——Washington

5. No matter where I go, I look for happiness. I would never look for pain anywhere, for I am a pleasure seeker by nature. I will only suffer when pain comes to my head. ——Dickens

6. Give yourself more and more work and make you accustomed to work. This is the first condition for happiness in life. ——Romain Rolland

7. Sports and exercise can improve human health and optimism, and optimism is a necessary condition for longevity. ——Lepeshinskaya

9. In the pleasure brought to me by beautiful scenery, pleasant sounds and fragrant fragrance, I will not lock the door of my senses. ——"Critical Biography of Rabindranath Tagore"

10. Life must be meaningful only by carrying forward life, and happiness is the best way to carry forward life. ——Zhang Wentian