I'm turned on by guys who are cultured. That'll keep me intrigued. They don't have to have a single degree, but they should speak other languages or know things about other parts of the world or history or certain artists or musicians. I like to be taught. I like to sit on that side of the table.

Wonder is the beginning of wisdom.

The natural history of this archipelago is very remarkable; it seems to be a little world within itself.

How odd it is that anyone should not see that all observation must be for or against some view if it is to be of any service!

Englishmen rarely cry, except under the pressure of the acutest grief; whereas in some parts of the Continent the men shed tears much more readily and freely.

Did man, after his first inroad into South America, destroy, as has been suggested, the unwieldy Megatherium and the other Edentata?