have spoken of. And the people who fail in the struggle for existence, that is to say those, who become vassals and are thereby condemned to disappear entirely sooner or later, are those who do not display the heroic virtues in the struggle, or those who fall victims to the perfidy of the parasites. And even in this latter case the failure is not so much due to lack of intellectual powers, but rather to a lack of courage and determination. An attempt is made to conceal the real nature of this failing by saying that it is the humane feeling.