Ivan Pavlov

It has long been known for sure that the sight of tasty food makes a hungry man's mouth water; also lack of appetite has always been regarded as an undesirable phenomenon, from which one might conclude that appetite is essentially linked with the process of digestion.

The primary requisite for writing well about food is a good appetite. Without this, it is impossible to accumulate, within the allotted span, enough experience of eating to have anything worth setting down.