I’ve carved the puppet, and I manipulate the strings, but while it’s on stage, the show belongs to the puppet.

Something of the previous state, however, survives every change. This is called in the language of cybernetics (which took it form the language of machines) feedback, the advantages of learning from experience and of having developed reflexes.

There are many objects of desire, and therefore many desires. Some are born with us, hunger, yearning, and pride of place, and some are of the foolishness of the world, such as the desire to eat off silver plates. Desire is a wild horse to be tamed. Virtue is habit long continued. The taming of desire is like the training of an athlete. Discipline is not the restraint but the use of energy.

In curved Einsteinian space we are at all times, technically, looking at the back of our own head.

Imagination is like the drunk man who lost his watch and must get drunk again to find it.

I never intended to be a teacher. I just like going to school and learning things.

A work of art is a form that articulates forces, making them intelligible.