“The purpose of human life is to serve and to show compassion and the will to help others.”
Variant: The purpose of human life is to serve, and to show compassion and the will to help others.
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Albert Schweitzer 126
French-German physician, theologian, musician and philosoph… 1875–1965Related quotes
“My one purpose in life is to serve as a warning to others.”
DNA Lounge blog http://www.dnalounge.com/backstage/log/2004/04.html#18

“It could be that the purpose of your life is only to serve as a warning to others.”

Quoted in Käthe Kollwitz: Graphics, Posters, Drawings (1981) by Renate Hinz
Other Quotes
Context: My work is not, of course, pure art in the sense that Schmidt-Rottluff's is, but it is art nonetheless... It is all right with me that my work serves a purpose. I want to have an effect on my time, in which human beings are so confused and in need of help.

Source: (1776), Book IV, Chapter I, p. 471.

My New Gender Workbook: A Step-by-step Guide to Achieving World Peace Through Gender Anarchy and Sex Positivity (2013), p. 6

Raise their children honorably, lovingly and with detachment. A child is a guest in the house, to be loved and respected — never possessed, since he belongs to God. How wonderful, how sane, how beautifully difficult, and therefore true. The joy of responsibility for the first time in my life.
Raise High the Roof Beam, Carpenters and Seymour: An Introduction (1963), Raise High the Roof Beam, Carpenters (1955)

Book Three, Chapter I.
Democracy in America, Volume II (1840), Book Three
Context: In democratic ages men rarely sacrifice themselves for another, but they show a general compassion for all the human race. One never sees them inflict pointless suffering, and they are glad to relieve the sorrows of others when they can do so without much trouble to themselves. They are not disinterested, but they are gentle.