"When men out of the earth of old,

A dumb and beastly vermin crawled,

For acorns first and holes of shelter,

They tooth and nail and helter-skelter,

Fought fist to fist; then with a club,

Each learned his brother brute to drub;

Till more experienced grown, these cattle

Forged fit accoutrements for battle.

At last (Lucretius says, and Creech)

They set their wits to work on speech;