Value Points :
Shooting the innocent Albatross with his crossbow without any provocation or valid reason / for no reason.
Detailed Answer :
The Mariner had killed the innocent bird which had brought new hope and the blowing of the south wind. After the bird was killed the Mariner’s ship was stuck in the middle of the hot and sultry silent sea. With no water to drink and no ray of hope to brighten them up, they underwent a lot of physical and mental agony.