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

Task switching exacts a cost few realize they are even paying.

Extraordinary results are directly determined by how narrow you can make your focus.

There is magic in knocking down your most important domino day after day. All you have to do is avoid breaking the chain, one day at a time, until you generate a powerful new habit in your life.

Even an idle phone conversation when driving takes a 40 percent bite out of your focus and, surprisingly, can have the same effect as being drunk.

Your work life is divided into two distinct areas - what matters most and everything else. You will have to take what matters to the extremes and be okay with what happens to the rest. Professional success requires it.

The people we live with and work with on a daily basis deserve our full attention. When we give people segmented attention, piecemeal time, switching back and forth, the switching cost is higher than just the time involved. We end up damaging relationships.