The nature of free will is such that an individual can choose light or darkness. How can there be free will unless a choice is available? The Lord had to create a universe in which darkness exists.
Darkness on the face of the Deep
January 5th
The crucifixion is the symbolism we need to be able to understand what God has done for us, but the sacrifice was made when God went against his own nature in order to make creating the universe possible.