http://www.slate.com/articles/health_and_science/science/2015/01/surprise_journal_notice_the_unexpected_to_fight_confirmation_bias_for_science.html

If I could ensure that kids come away from science class with one thing only, it wouldn’t be a set of facts. It would be an attitude—something that the late physicist Richard Feynman called “scientific integrity,” the willingness to bend over backward to examine reasons your pet theories about the world might be wrong. “That is the idea that we all hope you have learned in studying science in school,” Feynman said in a 1974 commencement speech. “We never say explicitly what this is, but just hope that you catch on by all the examples of scientific investigation.”