To purify the heart is the one and only purpose that God has created this human life.
Death is not big thing, what is important is God's service.
For a devotee death opens door for liberation but for a non-devotee death is end of everything.
Love is not enjoyment. Love is being enjoyed.
Preaching means to awaken the real inclination to serve God.
You can think your self to be great, you can go on thinking your self to be great, till you see all fellow devotees going Back Home Back to Godhead, while you remain in this material world only.