Dava Sobel

To navigate the seas, one must first understand the stars.

Many men lost their fortunes and their lives in the pursuit of longitude.

The complexities of the universe can often be distilled into simple truths.

Every great achievement is the result of a series of small victories.

Science and adventure are two sides of the same coin.

A simple clock could save lives at sea.

The greatest problem of navigation is the problem of time.

Longitude is the key to the world's navigation.

Accuracy in timekeeping was the key to successful navigation.

For centuries, the world was a vast and mysterious place.