A vitamin is a substance that makes you ill if you don't eat it.

A vitamin is a substance that makes you ill if you don't eat it.

Investigations during the last few decades have brought hydrogen instead of carbon, and instead of CO2 water, the mother of all life, into the foreground.

Research is to see what everybody else has seen, and to think what nobody else has thought.

Discovery consists of seeing what everybody has seen, and thinking what nobody has thought.

Water is life's mater and matrix, mother and medium. There is no life without water.