For great many species today, fitness means the ability to get along in a world in which humankind has become the most powerful evolutionary force.
Michael PollanOnce you introduce the issue to young people and suggest to them that they have the ability to vote with their forks, either by positively going for certain kinds of foods or rejecting other kinds of foods, they realize that this is a responsibility and an opportunity to shape the world a little bit by their own choices.
Michael Pollan