We have brains, and with our brains we must do in a scientific way what Nature does with tooth and claw.
Every tooth of the dragon had produced one of these sons of deadly mischief.
Wherever a dragon's tooth had fallen, there stood a man armed for battle.
The Widder detected it, and occupied herself with her tooth.
I passed you close enough to pull a tooth, but you were awful busy.
The humiliation of it ate into his soul; and the tooth was sharpened by his own misdeeds.
The tooth of every dog was against him, the hand of every man.
The latter was angered, and he swallowed her, tooth and nail.
And, anyway, I didn't care so much, with this tooth of mine aching like it does.
"You have guessed at the tooth which aches," said Riccabocca with admiration.