The Curse of Knowledge: when we are given knowledge, it is impossible to imagine what it's like to LACK that knowledge.

Change is hard because people wear themselves out. And that’s the second surprise about change: What looks like laziness is often exhaustion.

When you’re at the beginning, don’t obsess about the middle, because the middle is going to look different once you get there.

The first problem of communication is getting people's attention.

Many armies fail because they put all their emphasis into creating a plan that becomes useless ten minutes into the battle

Just look for a strong beginning and a strong ending and get moving.

Grit is not synonymous with hard work. It involves a certain single-mindedness. An ungritty prison inmate will mount a daring new escape attempt every month, but a gritty prison inmate will tunnel his way out one spoonful of concrete at a time. Grit