Excercise your critical faculties - Feel the burn!
critical facultycrit-i-cal fac-ul-ty
A good working definition would be: The ability to mentally evaluate information, statements, or propositions, to determine if they are accurate, true, or likely.
A school for training in Japanese arts of self-defense, such as judo and karate.
On The Critical Faculty:“It is our only guarantee against delusion, deception, superstition, and misapprehension of ourselves and our earthly circumstances.” William Graham Sumner