Science fiction is the literature of change.

"A book is a mirror; if a fool looks in, you cannot expect a sage to look out."

Happiness is found within.

Innovation requires a culture that tolerates failure; only by daring to make mistakes can progress be made.

能改过自新，天地都会转怒为喜；能安分守己，鬼神也是无可奈何。

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