I never guess. It is a capital mistake to theorize before one has data. Insensibly one begins to twist facts to suit theories, instead of theories to suit facts.

The thing that we are trying to do at Facebook, is just help people connect and communicate more efficiently.

希望迟迟不来，苦煞了等待的人。

"Experience is simply the name we give our mistakes."

The best way to help someone is to empower them to help themselves.

爵士乐教会我自由，但生活教会我灵魂。