"The more we learn of the true nature of non-human animals, especially those with complex brains and corresponding complex social behavior, the more ethical concerns are raised regarding their use in t…"

"My work is my passion, and I wouldn't trade it for anything."

"I'm often asked if I'm an optimist or a pessimist. I say I'm a 'possibilist.'"

"Every single day, we make choices that impact the planet. We can choose to make a difference."

"The chimpanzees taught me that it's important to be patient."