Quotes from Matt Cutts

Thirty days is just about the right amount of time to add a new habit or subtract a habit - like watching the news - from your life.

The next 30 days are going to pass whether you like it or not, so why not think about something you have always wanted to try and give it a shot for the next 30 days?

Thirty days is just about the right amount of time to add a new habit or subtract a habit — like watching the news — from your life.

I'm a bit of a connoisseur of Google criticism.