The great One said The mind, O mighty-armed, is surely difficult to be restrained, and it is restless. With constant practice, however, and with the abandonment of desire, O son of Kunti, is may be restrained.
श्रीभगवानुवाच असंशयं महाबाहो मनो दुर्निग्रहं चलम्। अभ्यासेन तु कौन्तेय वैराग्येण च गृह्यते॥