“What role does what we expect to see – or are used to seeing – play in what we observe? Discuss both sensory perception and reason. This is the question I chose to answer, and my answer is that what we expect to see and are used to seeing plays an important role in what we observe. Our experiences and expectations shape our sensory perception in flawed ways, and this is where reason comes in and corrects inaccuracies. The human brain is accustomed to looking for patterns; We regularly observe faces, for example, and rely on them to obtain a wealth of information, from trying to gauge emotions to judging the health of other people. For this reason our brain constantly searches for them. When we saw a picture of a face on the Moon in class, it was an example of the flaws in human sense perception. Our brain is so accustomed to seeing faces that it begins to distinguish the general pattern of a face in various objects or places where it would not reasonably make sense for a face to exist. The brain is programmed to look for patterns; sense perception observes the face, but reason tells us that ou...