Learning results from what the student does and thinks, and only from what the student does and thinks. The teacher can advance learning only by influencing the student to learn.

A wealth of information creates a poverty of attention.

One finds limits by pushing them.

Solving a problem simply means representing it so as to make the solution transparent.

Enlightenments, like accidents, happen only to prepared minds.

The proper study of mankind is the science of design.

Learning is any change in a system that produces a more or less permanent change in its capacity for adapting to its environment.

The engineer, and more generally the designer, is concerned with how things ought to be - how they ought to be in order to attain goals, and to function.

Human beings know a lot of things, some of which are true, and apply them. When we like the results, we call it wisdom.

Innovation has a lot to do with your ability to recognise surprising and unusual phenomena.

Everyone designs who devises courses of action aimed at changing existing situations into preferred ones.

He seemed like he was baiting me to ask, like he wanted me to know his troubles but wanted me to ask first.

What if I got hit by lightning while walking with an umbrella? Ban umbrellas! Fight the menace of lightning!

Prayer moves the hand that moves the world.

There's going to be good plays that happen and bad plays that happen, but at the end of the day, when you have the chance to hit a big play, you have to hit it.

I've had songs written during the Falklands war, and during the first Gulf war I got letters from soldiers saying they were listening to these songs, like Island of no return.

I actually lost 90 pounds over the course of 15 months in order to save money on life insurance.

Many of the twisted minds and crippled characters in the world were made by careless parents who kept their children away from knives and fires, but put permanent scars on their souls.

We find what we expect to find. We do not see the world as it is but as we are.

I've been trying to avoid goal-oriented behavior.

A sad spectacle. If they be inhabited, what a scope for misery and folly. If they be not inhabited, what a waste of space.