Christopher Columbus

As soon as I arrived in the Indies, in the first island which I found, I took some of the natives by force, in order that they might learn and might give me information of whatever there is in these parts. And so it was that they soon understood us, and we them, either by speech or by signs, and they have been very serviceable.

So far as hypotheses are concerned, let no one expect anything certain from astronomy, which cannot furnish it, lest he accept as the truth ideas conceived for another purpose, and depart from this study a greater fool than when he entered it.