The Asch Conformity Experiments showed our tendency to avoid upsetting the apple cart by having opinions of our own that are distinct from those around us. Scientists speculate this type of conformity is developed when students are young, and when peer pressure is exerted on kids without any interference, it will have serious implications in the long run.
One of the more interesting experiments in this vein was done by a teacher some years ago in her first grade class, and it has resounding implications from the concept of racism to political ideology. This explains everything!: