The world is not impermanent if one lives there after knowing God.
One man may read the Bhagavata by the light of a lamp, and another may commit a forgery by that very light; but the lamp is unaffected. The sun sheds its light on the wicked as well as on the virtuous.
If you want to go east, don't go west.
What is the use of merely listening to lectures? The real thing is practice.
Unless one always speaks the truth, one cannot find God Who is the soul of truth.
Man suffers through lack of faith in God.