Humans are not proud of their ancestors, …
Humans are not proud of their ancestors, and rarely invite them round to dinner.
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Humans are the only animals that have …
Humans are the only animals that have children on purpose with the exception of guppies,…
Humans live best when each has his …
Humans live best when each has his place, when each knows where he belongs in…
Many species reciprocate, but only humans gossip, …
Many species reciprocate, but only humans gossip, and much of what we gossip about is…