The mind is a complex organism susceptible to influence
A Mantra should not be considered a magic formula, for there is no magic formula in Yoga.
The purpose of this form of pratyahara is a conscious experience of the prana, the external form of which is the breath and the internal, the spirit or the soul.
Meditation, in order to be effective, should inspire a philosophy to guide one’s life. Practical idealism is the first requirement in meditation