After knowing the great Brahman, the cause of salvation, the bestower of happiness, the non-external, the imperishable, freed from all limitations, nothing else need be aspired after.
One remains in the world as long as he has not obtained the supreme abode. When the great reality is understood he is released from the bondage of life.
Laziness of sleep is a great obstacle to conquering the enemy with great effort Sitting in a comfortable seat, he is always practicing the Brahman of sound.