• You must learn to understand the secret of gratitude. It is more than just so-called virtue. It is revealed to you as a mysterious law of existence. In obedience to it we have to fulfill our destiny.

    Albert Schweitzer: You must learn to understand the secret of gratitude. It is more than just so-called virtue. It is revealed to you as a mysterious law of existence. In obedience to it we have to fulfill our destiny.