Before revision: He sought to recognize and criticize some of civilization's most unchallenged "myths" or "memes" , which he considered to include the following: that the Earth was made especially for humans, so humans are destined to conquer and rule it; that humans are innately and inevitably flawed; that humans are separate from and superior to nature (which Quinn called "the most dangerous idea in existence"); and that all humans must be made to live according to some one right way.
After revision: He sought to recognize and criticize some of civilization's most unchallenged "myths" or memes , which he considered to include the following: that the Earth was made especially for humans, so humans are destined to conquer and rule it; that humans are innately and inevitably flawed; that humans are separate from and superior to nature (which Quinn called "the most dangerous idea in existence"); and that all humans must be made to live according to some one right way.