The sky is falling! Ever since the media’s Chicken Little response to the tremors in the financial markets, I’ve felt like shouting from the rooftops “now you know how it feels to be an entrepreneur!”

Swimming has always scared the hell out of me. Despite national titles in other sports, I’ve always fought to keep afloat. This inability to swim well has always been one of my greatest insecurities and embarrassments.

Krill oil, logically enough, comes from krill, which are small, shrimp like crustaceans that inhabit the cold ocean areas of the world, primarily the Antarctic and North Pacific Oceans.

“Excuse me. Where is the most difficult to reach microphone?” I was out of breath from running up the steps but had managed to find one of the microphone stands, manned by two headset-wearing volunteers.

I’ve learned quite a few things in the last 18 months of exploring—and experimenting with—the world of investing. This post is my first attempt to share the findings. The lessons have come from not just reading books, but trial and...