Leaving some things undone is a necessary tradeoff for extraordinary results. - Gary Keller

Work is a rubber ball. If you drop it, it will bounce back. The other four balls — family, health, friends, integrity — are made of glass. If you drop one of these, it will be irrevocably scuffed, nicked, perhaps even shattered.

buying into The ONE Thing becomes difficult because we’ve unfortunately bought into too many others — and more often than not those “other things” muddle our thinking, misguide our actions, and sidetrack our success.

You can do two things at once, but you can't focus effectively on two things at once.