Eric Ries:

Here's a common question I get from startups, especially in the early stages: when should we launch?

My answer is almost always the same: don't.

Warren Buffett:

Do what you love, or your boss will decide for you.

The Google Way:

If you have a great technical idea, you don’t have your V.P. send out a memo telling everybody to use it. Instead, you take it to your fellow engineers and convince them that it’s good.