Were you aware that the words that you use literally create your reality?  Many throw away words or phrases that you use consciously or unconsciously can have the ability to make both powerful impactful effects on your results.  If you are formally trained, you know the power of the words you use and if you don't, a throwaway phrase or sentence could be the difference between you understanding what someone is actually saying on a deeper level of missing the point.  So why would you want to become a master of your language?  As you learn to do so you can become master of manifestation and self.