“The Mundaka Upanishad confirms that the Supreme Lord, in whom everything is resting, can be realized only by those who engage constantly in thinking of Him. This constant thinking of Krishna is smaranam, one of the methods of devotional service. It is only by devotional service to Krishna that one can understand his position and get rid of this material body.” (Shrila Prabhupada, Bhagavad-gita, 10.12-13 Purport)
“The club and disc are meant for the nondevotees, but because the Lord is the Supreme Absolute, the resultant action of all His weapons is one and the same. With the club and the disc He chastises the miscreants so that they may come to their senses and know that they are not all in all. Over...
“They say that this world is unreal, that there is no foundation and that there is no God in control. It is produced of sex desire, and has no cause other than lust.” (Lord Krishna, Bhagavad-gita, 16.8)