As long as we remain committed to a workflow based on constant, ad hoc messaging, our Paleolithic brain will remain in a state of low-grade anxiety. - Cal Newport

Who you are, what you think, feel, and do, what you love — is the sum of what you focus on.” In

To do real good physics work, you do need absolute solid lengths of time … it needs a lot of concentration … if you have a job administrating anything, you don’t have the time. So I have invented another myth for myself: that I’m irresponsible. I’m actively irresponsible. I tell everyone I don’t do anything. If anyone asks me to be on a committee for admissions, “no,” I tell them: I’m irresponsible.

The curmudgeons among us are vaguely uneasy about the attention people pay to their phones, and pine for the days of unhurried concentration, while the digital hipsters equate such nostalgia with Luddism and boredom, and believe that increased connection is the foundation for a utopian future.