Excellent first two sentences.
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"the laws of the Universe dictate that everything happens for a reason"
Meh.
The laws of the Universe dictate that if you drop a rock from a decent height, it will fall at 32 ft per second per second until it reaches terminal velocity -- or hits the ground first.
The reason that people got shot and killed or injured at an Aurora theater five years ago is that the shooter carried out his mentally ill fantasies. Nothing more, nothing less. The Universe didn't notice.