Quotes by : Lewis Thomas

The greatest single achievement of nature to date was surely the invention of the molecule DNA.

...the life of the planet began the long, slow process of modulating and regulating the physical conditions....

Cats - a standing rebuke to behavioural scientists . . . least human of all creatures.

Most things get better by themselves. Most things in fact are better by morning.

It is hard to feel affection for something as totally impersonal as the atmosphere, and yet there it....

It is only when you watch the dense mass of thousands of ants, crowded together around the Hill, blackening....

However, I have a stronger hunch that the greatest part of the important biomedical research waiting....

All of today's DNA, strung through all the cells of the earth, is simply an extension and elaboration....

As evolutionary time is measured, we have only just turned up and have hardly had time to catch breath,....

Survival, in the cool economics of biology, means simply the persistence of one's own genes in the generations....