If necessityis the mother of invention, conflict is its father.

No onecan persuade another to change. Each of us guards a gate of change that canonly be opened from the inside. We cannot open the gate of another, either byargument or emotional appeal.

The aim of education is not the specialist but the man of vision who can humanise our life by integrating emotional demands with our new knowledge

Mirrors should be able to think before reflecting the images.

Even a fish wouldn't get into trouble if it kept its mouth shut.

Dig a well before you are thirsty.

A newbroom sweeps clean, but an old broom knows the corners.

Our distrust is very expensive.

Anempty sack cannot stand up.

Change meansmovement. Movement means friction. Only in the frictionless vacuum of anonexistent abstract world can movement or change occur without that abrasivefriction of conflict.

Miracles enables us to judge of doctrine and doctrine enable us to judge of miracles.

The exercise of power is determined by thousands ofinteractions between the world of the powerful and that of the powerless, allthe more so because these worlds are never divided by a sharp line: everyonehas a small part of himself in both.