Do you know the power of the consistency principle? It’s a simple but powerful rule, which Robert Cialdini first wrote about in his book Influence: The Psychology of Persuasion. It’s a great book, and it’s definitely worth a read. But here’s a quick overview of the consistency principle and what it can do for you.

What keeps you up all night? What are your obsessions? Websites, TV shows, actors, musicians, books… Life is full of obsessions. But what can you learn from them?