Micromegas

On their way they did all they could to see whether the planet was inhabited or not. They crouched, laid down, felt around everywhere; but their eyes and their hands were not proportionate to the little beings that crawl here, they could not feel in the least any sensation that might lead them to suspect that we and our associates, the other inhabitants of this planet, have the honor of existing.

"I believe it," said Micromegas, "for on our planet we have almost 1,000 senses; and yet we still have a kind of vague feeling, a sort of worry, that warns us that there are even more perfect beings

But, as the Sirian had a good heart, he understood very quickly that a thinking being is not necessarily ridiculous just because he is only 6,000 feet tall