1. Happiness is the meaning and the purpose of life, the whole aim and end of human existence.
By Aristotle

2. The pursuit of happiness… is the greatest feat man has to accomplish. 
By Robert Henri

3. The joyfulness of a man prolongeth his days. 
From the Psalms

4. Everyone, without exception, is searching for happiness.
By Blaise Pascal

5. All animals except man know that the principal business of life is to enjoy it.
By Pierre de Beaumarchais

6. To live as fully, as completely as possible, to be happy… is the true aim and end of life.
By Llewelyn Powers