Being smart requires us to think long and hard about what really matters, understanding what we value most.

Successful negotiators believe that virtually everything is negotiable.

Rest. Take time out and switch off the noisy mental chatter.

As with many things, half of success is about showing up – and that means face-to-face.

Step 3. If you get bogged down, go back to the source materials. Keep going back until you can explain the concept in its most basic form.

Humans have an extraordinary capacity to adjust to circumstances, and numerous experiments have shown that we bounce back from difficulties far more easily than we think we will.

Principle Two: Scarcity. People want what’s scarce. You should emphasise genuine scarcity whether in the form of unique features or limited editions.

Communication: Communication is a key social skill.

Chapter Ten: Be Kind to Your Parents Be kind, for everyone you meet is fighting a harder battle.