A pure devotee has no demand from the Lord. His only concern is to serve the Lord sincerely and seriously and he is not at all concerned about what will happen in the future. — Srimad Bhagavatam, 04.09.29.
Prabhupada is most grateful when we render service to Krishna sincerely and it is by His mercy that we will be able to go back to the spiritual sky.
Learn technology with sincerity & determination. Utilise it to serve Krishna.
As soon as we get to know the Absolute Truth, we should become fixed in it. Instead of wasting a single moment of time left, we should be engaged in serving Sri Hari.
Lakshmi, the goddess of fortune, is called chanchal. Use it in worship of Lord Krishna.
To use mind in thinking of Krishna is as equivalent as to engage body in the service of Krishna.