In addition, there are:

1, only the happiness of mankind is your happiness. -Dietzgen

2, life, happiness is not an end, morality is the norm. Beecher

3. Goodwill brings happiness, and civilization brings harmony. Hugo

Commitment is the foundation of a happy and long-term marriage. -Florence isaacs

Happy are those who are interested in research! Newcomers who can get rid of delusion and vanity through research are happier. -Teri in Latin America

6. There is no happiness without children. Swinburne

7. True happiness is hard to see. True happiness lies in invisibility. Younger

8. What a grand undertaking and a great goal it is to work for the happiness of mankind! -Saint-Simon

True happiness comes from wholeheartedly pursuing our goals. William Cowper

10, the first condition of happiness is health. Curtis