Aristotle
First systematic biologist, classified over 500 species
Quotes by Aristotle
Nature does nothing uselessly.
The soul is in some sense the totality of living things.
The animal is a living body, and a living body is a body which has a soul.
The end of medicine is health.
The hand is the instrument of instruments.
The best physician is also a philosopher.
Nature is full of a wonderful variety of living things.
The study of animals is a source of pleasure and profit.
It is owing to their wonder that men both now and at first began to philosophize.
All men by nature desire to know.
The most perfect animal is man.
The eye is the noblest of the senses.
The heart is the source of life.
The brain is the coldest and most watery of all the parts of the body.
The function of the physician is to restore health.
The soul is the first actuality of a natural body having life potentially.
The study of nature is the study of life.
The generation of animals is a wonderful thing.
The female is as it were a mutilated male.
The male provides the form and the principle of movement, the female provides the material.