The first step in the evolution of ethics is a sense of solidarity with other human beings.
Albert SchweitzerMan's ethics must not end with man, but should extend to the universe. He must regain the consciousness of the great Chain of Life from which he cannot be separated.
Albert SchweitzerAny profound view of the world is mysticism. It has, of course, to deal with life and the world, both of which are nonrational entities.
Albert SchweitzerA man who possesses a veneration of life will not simply say his prayers. He will throw himself into the battle to preserve life, if for no other reason than that he himself is an extension of life around him.
Albert Schweitzer