Immortality (or eternal life) is the concept of living in physical or spiritual form for a infinite length of time. What form an unending or indefinitely-long human life would take, or whether the soul possesses immortality, has been the subject of much speculation, fantasy, and debate.
As i define it's my seek
god promise us with an immortality either in hell or haven according to our mortal life behaver.
for old Greek warriors : immortality = glory