“Fear engages a cortisol/hormonal/fight-or-flight-get-out-of-Dodge response that …” — Bryan Johnson

I love coffee, it's so fun.

The discovery that we can program our existence and author our own lives has radically altered my life - transforming my identity, aspirations, and reason for existence.

As the founder and CEO of Braintree, I'd always asked for honest and transparent feedback from everyone on the team. If the feedback was a direct criticism of me, even better.

Ultimately, climate change, infectious diseases and famine could meet their match with applied and synthetic biology.