The study of cognition is the study of how human beings understand their world.
We are all just fragments of a larger narrative, trying to make sense of our place in the world.
It is not unlikely, but that there may be yet invented several other helps for the eye, as much exceeding those already found, as those do the bare eye.
The sun is shining in the sky, there ain't a cloud in sight.
"When you describe a city, you betray it. The truth is always in the alleyways you omit."
If you're not failing occasionally, you're not pushing hard enough.