[My] excursions provided a unique opportunity for observing [the gorillas' behavior] in their natural habitat... Then, all too soon, the infants were demanded for their trip to the zoo. ... [H]appily the babies did not know they would never see their mountain home again

Active conservation [of gorillas] involves simply going out into the forest, on foot, day after day after day, attempting to capture poachers, killing-regretfully-poacher dogs, which spread rabies within the park, and cutting down traps.

None of the three great apes is considered ancestral to modern man, Homo sapiens, but they remain the only other type of extant primate with which human beings share such close physical characteristics. From them we may learn much concerning the behavior of our earliest primate prototypes, because behavior, unlike bones, teeth, or tools, does not fossilize.

The extraordinary gentleness of the adult male with his young dispels all the King Kong mythology.

I had a wonderful contact, especially with Uncle Bert who was an angel and led the whole group over to my side of a steep ravine I could not cross to get over to them

I have no friends. The more you learn about the dignity of the gorilla, the more you want to avoid people.

There are times when one cannot accept facts for fear of shattering one's being. As I listened to Ian's news, all of Digit's life, since my first meeting with him as a playful little ball of black fluff ten years earlier, passed through my mind. From that moment on, I came to live within an insulated part of myself.