After about five minutes of play, players get to experience the kind of mental shift in abstraction that typically only comes with deep mastery of a subject. (lgrace.com)
It's a subtle mental shift, but it's an absolutely brilliant way of thinking about a co-op game. (blogs.sega.com)
One of the most important mental shifts I've made in my own life was this: I stopped making happiness my goal. (mindbodygreen.com)