Design adds value faster than it adds cost.

The secret of Big Macs is that they're not very good, but every one is not very good in exactly the same way.

There's a subtle reason that programmers always want to throw away the code and start over. The reason is that they think the old code is a mess. [...] The reason that they think the old code is a mess is because of a cardinal, fundamental law of programming: It's harder to read code than to write it.

Writing code is not production, it's not always craftsmanship though it can be, it's design.

Shipping is a feature. A really important feature. Your product must have it.

Every day that we spent not improving our products was a wasted day.

Entrepreneurship boils down to the simple fact that a team of really smart people who can get things done are going to get smart, useful things done.