In the margin for error lies all our room for maneuver.

The mind revels in conjecture. Where information is lacking, it will gladly fill in the gaps.

Advice is given freely because so much of it is worthless.

By bringing together what we know and what we don't know through analogy, metaphorical thinking strikes the spark that ignites discovery.

Metaphor impinges on everything, allowing us - poets and non-poets alike - to experience and think about the world in fluid, unusual ways.

Metaphor lives a secret life all around us. We utter about six metaphors a minute. Metaphorical thinking is essential to how we understand ourselves and others, how we communicate and learn, discover and invent.

You only really discover the strength of your spine when your back is against the wall.