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The next time you hear yourself say, “I’m just no good at …” ask yourself why not. The next time you’re coaching someone, and he or she says, “I’m just no good at …” ask them why not.
If we don’t treat ourselves–and the people around us–as if we have incurable genetic defects, we can get better at almost anything we choose. Why not?
http://www.marshallgoldsmithlibrary.com/blog/2008/06/09/our-stories-our-traps/