Never ask a barber if you need a haircut.

We arethe prisoners of ideas.

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.

All bravery stands upon comparisons.

Silenceis foolish if we are wise, but wise if we are foolish.

Conflictlies at the core of innovation.

We donot have to agree; we do need to understand.

The hearthas arguments with which the logic of mind is not acquainted.

Every age thinks its battle the most important of all.

Between friends there is no need of Justice.

It's better to let someone think you are an Idiot than to open your mouth and prove it.

The repetition in nature may not be a mere recurrence. It may e a theatrical "encore"