" doctors must go out to the colonies as a humane duty mandated by the conscience of society. Whoever among us has learned through personal experience what pain and anxiety really are must help to ensure that those out there who are in physical need obtain the same help that once came to him. He no longer belongs to himself alone; he has become the brother of all who suffer. It is this “brotherhood of those who bear the mark of pain” that demands humane medical services for the colonies. Commissioned by their representatives, medical people must do for the suffering in far-off lands what cries out to be done in the name of true civilization. It was because I relied on the elementary truth embodied in this idea, the “brotherhood of those who bear the mark of pain,” that I ventured to found the forest hospital at Lambaréné. Finally, "

― Albert Schweitzer , Out of My Life and Thought (Schweitzer Library)