Gita : Ch-6. Slo-33.
Srimad Bhagavad-Gita : Chapter-6. ( Dhyana-yogam ) Slokam - 33. ( When Lord ended the details of "Utthama-Yogi" , Arjuna had a doubt, that is this possible? , then the question from Arjuna : "O Krishna the system of yoga which you have summarized appears impractical and unendurable to me, for the mind is restless and unsteady.") "Soon after Lord finished the the lakshana-s ( qualities ) of a supreme Yogi, Arjuna had a doubt, that is this possible! contoling the mind, then keep it peaceful, later become balanced minded, O, this is very tedious and difficut!!, having this in mind, Arjuna said" : ( now read the following ) arjuna uvaca : ...