Frans de Waal

“The enemy of science is not religion... . The true enemy is the substitution of thought, reflection, and curiosity with dogma.”

“Being both more systematically brutal than chimps and more empathetic than bonobos, we are by far the most bipolar ape. Our societies are never completely peaceful, never completely competitive, never ruled by sheer selfishness, and never perfectly moral.”

“If we look straight and deep into a chimpanzee's eyes, an intelligent self-assured personality looks back at us. If they are animals, what must we be?”