Thinkers aren't limited by what they know, because they can always increase what they know. Rather they're limited by what puzzles them, because there's no way to become curious about something that doesn't puzzle you.

The obvious can sometimes be illuminating when perceived in an unhabitual way.

Do you see the slightest evidence anywhere in the universe that creation came to an end with the birth of man? Do you see the slightest evidence anywhere out there that man was the climax toward which creation had been straining from the beginning? ...Very far from it. The universe went on as before, the planet went on as before. Man's appearance caused no more stir than the appearance of jellyfish.

You shouldn't have to settle for rabbits if what you want is deer

Thinkers aren't limited by what they know, because they can always increase what they know. Rather they're limited by what puzzles them, because there's no way to become curious about something that doesn't puzzle you.

No one species shall make the life of the world its own.' … That's one expression of the law. Here's another: 'The world was not made for any one species.

Our schools are much like our prisons: they disappoint us because they only do what they're designed to do, and it annoys us that they don't do something else!