Dickens enjoyed human beings as he found them, unregenerate, peculiar and incorrigibly themselves.
Humanity, Character, Flaws
If you believe that humans are animals, there can be no such thing as the history of humanity, only the lives of particular humans. If we speak of the history of the species at all, it is only to signify the unknowable sum of these lives. As with other animals, some lives are happy, others wretched. None has a meaning that lies beyond itself.
Life, Humanity, Humans