Why didn't Obi-wan just throw Anakin into the lava?

Why didn't Obi-wan just throw Anakin into the lava?

Because he was a good friend.

Perhaps he's wondering why someone would cut off a man's legs, before throwing him into the lava.

Bane?

>sacrificing the high ground for a finishing blow

Heh...you'll learn...one day...

he couldn't resist the rings power.

Darth Bane

kek

He was his brother, user.

He loved him.

>Why didn't Obi-wan just throw Anakin into the lava?
He did.