It is often said (with some truth) that people see the world based on what they are inside. If you are sneeky and manupulative you may see conspirecies where they don't exist. If you are elitist and a snob, and look down your nose at others, you may see racism everywhere, even where it doesn't exist.
Neurologist and author Oliver Sacks dies at 82 (Haaretz)
from the article: Peretz's binoculars