The greatest challenge, of course, is the perennial challenge of the human mind — how to integrate seemingly contradictory needs or ideas in such a way that they coexist harmoniously, perhaps even magnify each other, rather than cancel each other out.

If we think of beliefs as only 100% right or 100% wrong, when confronting new information that might contradict our belief, we have only two options: (a) make the massive shift in our opinion of ourselves from 100% right to 100% wrong, or (b) ignore or discredit the new information. It feels bad to be wrong, so we choose (b). Information that disag

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