मनः प्रसादः सौम्यत्वं मौनमात्मविनिग्रहः | भावसंशुद्धिरित्येतत्तपो मानसमुच्यते
manaḥ prasādaḥ saumyatvaṃ maunamātmavinigrahaḥ . bhāvasaṃśuddhirityetattapo mānasamucyate
心意澄澈、溫和、沉默、攝心、內心清淨，此即所謂意行苦行。
Tranillity of mind, gentleness, reticence, withdrawal of the mind, purity of heart,-these are what is called mental austerity.
意行苦行包含心境的寧靜，如同無波的湖面；溫和則指心意專注於眾生福祉，其外顯為面容光彩等；沉默不僅指言語上的靜默，更深層次是思想的控制，是聖者專心冥想的狀態；攝心是對心意的全面掌控，使心不隨感官追逐外物；內心清淨則指心性純潔，無狡詐，遠離貪、嗔、癡等煩惱。
Just as a lake which is without a ripple on it surface is very tranil? so also the mind which is free from modifications? from wandering thoughts of sensual objects? is ite serene and calm.Saumyatvam Intent on the welfare of all beings the state of mind which may be inferred from its effects? such as brightness of the face? etc.Maunam Even silence of speech is necessarily preceded by the control of thought? and so the effect is here used to stand for the cause? viz.? the control of thought this is the result of the control of thought so far as it concerns speech? silence of the mind? ability to remain calm even amidst disturbing factors from without. Mauna is the condition of the Muni (sage)? i.e.? practice of meditation with onepointedness of mind.Atmavinigrahah Selfcontrol A general control of the mind. Asamprajnata Samadhi wherein all the modifications of the mind are controlled. The mind cannot run after the senses and the senses cannot run after their objects. In Mauna there is control of thought so far as it concerns speech.Bhavasamsuddhih Purity of nature Honesty of purpose freedom from cunningness in dealing with other people the pure state of the mind wherein there is absence of lust? anger? greed? etc.