"The laws of magic are not the laws of physics, but the laws of mortals. It is like music, or theatre, there is a mode and means yes, but you do not have to follow the script to the tee."

The litch stared at me with pure hatred, but I continued, "what you think is possible, is possible!"

The litch's jaw opened with the clear intention of stealing my soul, the soul i did not have to sacrifice for immortality because i just held the belief that i could not die.

Delusion magic is powerful. One needs to be strong to make anything stick, because adamantly denying what is true until the truth changes takes a lot of commitment.