I get demoralized by organizations that start off with a mission and pull back when they find it's risky.

At its core, bitcoin is a smart currency, designed by very forward-thinking engineers. It eliminates the need for banks, gets rid of credit card fees, currency exchange fees, money transfer fees, and reduces the need for lawyers in transitions all good things

Life on Earth is at an ever-increasing risk of being wiped out by disaster. ... I think the human race doesn't have a future if it doesn't go into space. I therefore want to encourage public interest in space.

A Masai warrior on a cellphone in the middle of Kenya has better mobile comm than President Reagan did 25 years ago.

My childhood dreams were focused on being part of the effort to make humanity a multiplanetary species.

Find that thing that you are passionate about, that you will do day or night whether someone pays you or not...because if you have that, you will have gold.

Technology is a resource-liberating force!