If I ran a school, I'd give the average grade to the ones who gave me all the right answers, for being good parrots. I'd give the top grades to those who made a lot of mistakes and told me about them, and then told me what they learned from them.

Consisting mostly of recirculating scrapped metals, 80% of all the metals that have ever been mined are still at work.

All children are born geniuses; 9,999 out of every 10,000 are swiftly, inadvertently degeniusized by grownups.

I find man utterly unaware of what his wealth is or his fundamental capability is. He says time and again, "We can't afford it." For instance, we are saying now that we can't afford to do anything about pollution but after the costs of not doing something about pollution have multiplied many fold beyond what it would cost to correct it now, we will spend many fold what it would cost us now to correct it.

Physics has found no straight lines. Instead, the physical universe consists of only waves undulating back and forth allowing for corrections and balance.

Don't fight forces, use them.

Mind is the antithesis of reflex, and only mind could discover mind