Confucious said that real knowledge is knowing the extent of one's ignorance.Aristotle and Socrates said the same thing.Is it a skill that can be taught or learned? It probably can, if you have enough of a stake riding on the outcome...
The universe would look to a two-dimensional creature who spend its life moving on the service of what turned out to be a globe, it could travel for millions of years and would always return to its starting point, it would never be conscious of what was above it or beneath it.