I used Evernote almost exclusively for researching 'The 4-Hour Body.' I was able to eliminate all of the perpetually open tabs and multiple bookmarking services. It's also all automatically backed up to Evernote, which gives me peace of mind.

I've found cinnamon to be very effective for lowering the glycemic response to meals. People have heard that before, but I didn't realize how profound it could be until I did the actual testing with continuous glucose monitors. And I tested all different varieties and species of cinnamon from Ceylon to Saigon.

I value self-discipline, but creating systems that make it next to impossible to misbehave is more reliable than self-control.

The best way to counter-attack a hater is to make it blatantly obvious that their attack has had no impact on you.

After decades of hauling telescopes around in the back of vans and going up to high altitude locations and so forth, I did finally build an observatory, here on Sonoma mountain.

I don't journal to 'be productive.' I don't do it to find great ideas or to put down prose I can later publish. The pages aren't intended for anyone but me. It's the most cost-effective therapy I've ever found.