Theophrastus

Biology Ancient Greek -371 – -287 297 quotes

Considered the 'father of botany' for his detailed descriptions and classifications of plants in his works 'Enquiry into Plants' and 'On the Causes of Plants'.

Quotes by Theophrastus

The good of the individual is subordinate to the good of the state.

Politics

Education is the foundation of a good society.

Politics

Rhetoric is the art of persuasion.

Rhetoric

Poetry is an imitation of life.

Poetics

History is philosophy teaching by example.

History

The earth is a sphere.

On the Heavens

The moon causes the tides.

On the Heavens

The sun is the source of all light and heat.

On the Heavens

There are four elements: earth, air, fire, and water.

On the Elements

The study of nature is a source of great pleasure.

Enquiry into Plants

The most beautiful things are the most difficult to attain.

Ethics

The wise man knows that he knows nothing.

Philosophy

The greatest good is to live according to nature.

Ethics

All things are in flux.

Metaphysics

The end of all knowledge is action.

Ethics

The true measure of a man is how he treats those who can do him no good.

Ethics

The only constant is change.

Metaphysics