Hate that I'm becoming "that person" by talking about the same thing all the time but... X-Men answers this question pretty well.
Also human beings do not only use 10% of our brains, that is untrue, evolution is nothing is not economical and the brain takes a lot of resources, we use the whole darn thing.
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If your success is defined as being well adjusted to injustice and well adapted to indifference, then we don?t want successful leaders. We want great leaders- who are unbought, unbound, unafraid, and unintimidated to tell the truth.