3006  You will never be happy if you continue to search for what happiness consists of. You will never live if you are looking for the meaning of life.
655  Happiness depends upon ourselves
1660  Happiness depends upon us
1058  When once a man has made celebrity necessary to his happiness, he has put it in the power of the weakest and most timorous malignity, if not to take away his satisfaction, at least to withhold it. His enemies may indulge their pride by airy negligence and gratify their malice by quiet neutrality.
841  Hope is itself a species of happiness, and, perhaps, the chief happiness which this world affords.