Happiness is as a butterfly which, when pursued, is always beyond our grasp, but which if you will sit down quietly, may alight upon you.

True intelligence is about making machines understand human intentions, not making humans adapt to machines.

Science is a way of thinking much more than it is a body of knowledge.

"The task of the writer is to make the invisible visible."

Fear is the biggest disability of all. And will paralyze you more than being in a wheelchair.