Being able to make friends and keep them, welcoming others and sharing with them, a guide, philosopher and friend.

Zuckerberg rejected $2 billion for Facebook and has successfully created a company worth nearly $200 billion.

Zoos should concentrate more on the preservation side of things.

Zoos are becoming facsimiles - or perhaps caricatures - of how animals once were in their natural habitat. If the right policies toward nature were pursued, we would need no zoos at all.