You are stranded in the wilderness, hungry and exhausted. You haven’t eaten for days. As you focus on surviving, you also manage to admire the nature that surrounds you. At one point, you notice a four legged animal dwelling in the far distance. What is it?
Look around. Do you see any triangles? Sure you do, triangles are everywhere. To see one you only need three points. I bet that you can see a triangle in your vicinity right now. Perhaps even multiple triangles if you look hard enough.
Say you are taking a multiple choice exam. There are 20 questions, each one with four possible answers (a), (b), (c) or (d), one of which is correct. You are feeling lucky and hence don't read the questions. Instead you are guessing random answers. How bad can that be?