Land On Mars, A Round-trip Ticket -

One Bit Of Advice: It Is Important To View Knowledge As Sort Of A Semantic Tree - Make Sure You Understand The Fundamental Principles, Ie The Trunk And Big Branches, Before You Get Into The Leaves/details Or There Is Nothing For Them To Hang On To.

I Think We Should Be Very Careful About Artificial Intelligence. If I Had To Guess At What Our Biggest Existential Threat Is, It's Probably That. So We Need To Be Very Careful...with Artificial Intelligence We're Summoning The Demon.

The Lessons Of History Would Suggest That Civilisations Move In Cycles. You Can Track That Back Quite Far - The Babylonians, The Sumerians, Followed By The Egyptians, The Romans, China. We're Obviously In A Very Upward Cycle Right Now And Hopefully That Remains The Case. But It May Not.

You Need To Be In The Position Where It Is The Cost Of The Fuel That Actually Matters And Not The Cost Of Building The Rocket In The First Place.

There's A Real Opportunity To Have A Vertical Takeoff And Landing Electric Supersonic Jet.