Misery does not exist in reality but only in mere imagination.
As you are, so is the world.
The body dies, but the spirit that transcends it cannot be touched by death.
For those who have obtained unobstructed knowledge of Self, the world is seen merely as a bondage causing imagination.
The question 'Who am I?' is not really meant to get an answer, the question 'Who am I?' is meant to dissolve the questioner.
There is neither creation nor destruction, neither destiny nor free will, neither path nor achievement. This is the final truth.