"The fact that the apes exist and that we can study them is extremely important and makes us reflect on ourselves and our human nature. In that sense alone, you need to protect the apes."

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Contrary to general belief, humans imitate apes more than the reverse. The sight of monkeys or apes induces an irresistible urge in people to jump up and down, exaggeratedly scratch themselves and holler in a way that must make the primates wonder how this otherwise so intelligent species has come to depend on such inferior means of communication.

— Frans de Waal