Life's desires should never be directed towards sense gratification. One should desire only a healthy life, or self-preservation, since a human being is meant for inquiry about the Absolute Truth. Nothing else should be the goal of one's works.
What is the value of a prolonged life which is wasted, inexperienced by years in this world? Better a moment of full consciousness, because that gives one a start in searching after his supreme interest.
Human life is specifically meant for self-realization. It is the junction from where we can depart from the path of illusion and enter onto the free way of truth.
Life should be moulded in such a way so that we can be able to remember the Lord constantly.
Life is for the glorification of topics on Hari. If that is stopped, then what is the need is there to carry on life?
The main purpose of sannyasa life is to be in constant companionship with the Supreme Lord, either by thinking of Him within the heart or hearing of Him through aural reception.
Purport on SB 3.24.35