Digital media has allowed a complete bypass of those structures – there's less control around power – and people can amass huge followings for totally irrational reasons. Social media has broken the stranglehold that hierarchy often has in organisations for better and for worse.

Since patenting sheepskin shoes or their design and feel wasn't possible, we adopted a proactive company mantra: we aimed to lead, to be the first out of the gate and then run faster. While presenting our latest products, my mind was already crafting the next year's innovations, things that did not yet exist and our competitors couldn't copy.

Politicians, by and large, don't understand technology at all, and technologists don't understand politicians—and both tend to denigrate each other. The technologists in Silicon Valley see politicians as venal, short-term, and ignorant, while politicians view technologists as rapacious capitalists who will stop at nothing to beat their rivals and lack any ethical compass.

Music expresses only the quintessence of life and of its events, never these themselves.

Public health is mostly a field for research and inquiry, but it's also an arena for action. The best way to think of public health as to see it tackling the health needs of an entire population rather than individuals (that is mostly what medicine does). I am a physician, but when I went into public health I said that my position was now that society would be my patient.