Lots of us have expertise in particular areas. Becoming an expert in something means that we become more and more fascinated by nuance and complexity. That's when the Curse of Knowledge kicks in, and we start to forget what it's like not to know what we know.

There's no such thing as a passive audience.

The Aha! experience is much more satisfying when it's preceded by the huh experience.

Many armies fail because they put all their emphasis into creating a plan that becomes useless ten minutes into the battle

The first problem of communication is getting people's attention.

One of my favorite bloggers who can articulate his ideas clearly is Avinash Kaushik. The only problem? His ideas are so awesome his posts are a mile long, but I promise they are worth the time.

Knowledge is rarely enough to spark change; it takes emotion to bring knowledge to a boil.