Focus

What is impossible, however, is concentrating on two tasks at once. Multitasking forces your brain to switch back and forth very quickly from one task to another.

This wouldn’t be a big deal if the human brain could transition seamlessly from one job to the next, but it can’t. Multitasking forces you to pay a mental price each time you interrupt one... See more

The tendency of people and organizations is to lose focus. So one way to identify outstanding people is by their ability to commit and focus on something for a long period of time.

The only people you should hire are focused ones. The only competitors you should worry about are the focused ones.

The trick is to collide your mental model with the outside world as often as possible. This is what exploring does.

My note to self from reading the book: “THINGS LOOK GOOD AT THE END OF THE JOURNEY, NOT DURING.” Tesla and SpaceX were not built. They were willed into existence, against all odds.

SpaceX failed to launch many times, and was ridiculed by many people. After their third (or fourth) failed launch, Elon sends an email to his team: “ SpaceX is in this... See more

as Jeff always noted, you can make micro-adjustments in the long run to tweak the profit leaks. For some really large, heavy items, you can tack on shipping surcharges or just remove them from qualifying for Prime. These days, some items in Amazon are marked as "Add-on items" and you can only order them in conjunction with enough other items such... See more