These days whenever a politician repeats a promise over and over again commentators say that this promise has become a mantra for that politician. For the journalists, the word mantra means a meaningless phrase that is repeated endlessly. For yogis however, a mantra is a word or collection of words, which has the power of liberating a human being from all limitations.
How can the repetition of a word or a few words have the capacity to bring about such miraculous resul...