Instapaper is much bigger today than I could have predicted in 2008, and it has simply grown far beyond what one person can do. To really shine, it needs a full-time staff of at least a few people.

Attention to detail can't be (and never is) added later. It's an entire development philosophy, methodology, and culture.

People have different interpretations of "urgent".

I don't need every customer. I'm primarily in the business of selling a product for money. How much effort do I really want to devote to satisfying people who are unable or extremely unlikely to pay for anything?

One reason I love the Kindle, more so than the iPad, is that on the Kindle you can't do anything else but read. It's the best, because it does the least. It doesn't even show a clock.

If you sit on, sleep on, stare at, or touch something for more than an hour a day, spend whatever it takes to get the best.

I started out from a pretty modest background, so I always had a pretty good sense of money. I always had to work for my money, save my own money, I always bought my own stuff with my money... trying not to waste money unnecessarily.