"Half genius and half buffoon," Freeman Dyson ... wrote. ... [Richard] Feynman struck him as uproariously American-unbuttoned and burning with physical energy. It took him a while to realize how obsessively his new friend was tunneling into the very bedrock of modern science.

Every new medium transforms the nature of human thought. In the long run, history is the story of information becoming aware of itself.

Neither technology nor efficiency can acquire more time for you, because time is not a thing you have lost. It is not a thing you ever had.

It is not the amount of knowledge that makes a brain. It is not even the distribution of knowledge. It is the interconnectedness.

Information is not knowledge and knowledge is not wisdom.

Running for president is the new selfie.

It sometimes seems as if curbing entropy is our quixotic purpose in this universe.