Sometimes, with leaders, the stakes are very high indeed. Churchill, in WWII, for example, could not afford to utter publicly his concerns about England's ability to survive Hitler's onslaught. He thought about them, but the leadership conversation sometimes needs to inspire, not voice doubt.

You have to begin by posing questions to your unconscious mind, and then listening very carefully for the answers. If you pose the right kinds of questions, and listen well, you can begin to tap into the power of your unconscious mind.

Use your unconscious mind to read other people's intents, emotions, and desires.

We are communal beings who love to get together in groups and share emotions - like sporting events, rock concerts and political rallies. We crave tribal membership.

There are four different kinds of power in a communication: position power (the CEO talking to her direct reports), emotion power (passion sometimes rules the day), expertise (people often listen to the most knowledgeable person in the room), and conversational power (the subtlest, this is the ability to direct the conversation through body language).

Emotions are charismatic. Focused emotions are very charismatic. To lead people with charisma, you need to take charge of and focus your emotions.

A language like Ruby is a toolbox with some really neat little tools that do their job really nicely. JavaScript is a leather sheath with a really really sharp knife inside. That knife can cut anything, and with it you can do anything. You can kill a bear. You can catch fish. You can whittle a piece of wood into a pony. It's even a toothpick.