History is a priori amoral; it has no conscience.

Coincidence may be described as the chance encounter of two unrelated causal chains which - miraculously, it seems - merge into a significant event.

When a chess player looks at the board, he does not see a static mosaic, a 'still life', but a magnetic field of forces, charged with energy - as Faraday saw the stresses surrounding magnets and currents as curves in space; or as Van Gogh saw vortices in the skies of Provence.

Adolescence is a kind of emotional seasickness. Both are funny, but only in retrospect.

The moment of truth, the sudden emergence of a new insight, is an act of intuition.

Two half-truths do not make a truth, and two half- cultures do not make a culture

If one looks with a cold eye at the mess man has made of his history, it is difficult to avoid the conclusion that he has been afflicted by some built-in mental disorder which drives him towards self-destruction. Murder within the species on an individual or collective scale is a phenomenon unknown in the whole animal kingdom, except for man, and a few varieties of ants and rats.