Our schools should get five years to get back to where they were in 1963. If they're still bad maybe we should declare educational bankruptcy, give the people their money and let them educate themselves and start their own schools.

Give yourself an even greater challenge than the one you are trying to master and you will develop the powers necessary to overcome the original difficulty.

The formation of character in young people is educationally a different task from and a prior task to, the discussion of the great, difficult ethical controversies of the day.

A kind and compassionate act is often its own reward.

NewSpace, commercial space - whatever you want to call it - is rising, with or without government support. It is rising in West Texas and on the Gulf Coast, in California and on the Virginia coast, and rising from the ashes of the old space program in Florida and in small shops and university labs in a hundred places in between.

When you have the demand, you can change the government policies that create McDonald's and junk food.

No, you see, unlike some interviewers, I love politics... overall I am not anti-politicians at all. I recognise they are more important than me.

Politics is the ability to foretell what is going to happen tomorrow, next week, next month and next year. And to have the ability afterwards to explain why it didn't happen.