Some things are just too complex for the human brain to understand, like M Theory, dark matter, or where your other sock goes when you're doing laundry.
Of course, it does depend on the person. Some people (ahem, smarter people) are just more capable of understanding the incomprehensible than others, but that doesn't mean that the rest of us can't try. Take a moment to practice with these pictures below, because they certainly had me wondering what the heck was going on.