Because of the scientific processes
The first problem with any DCT is that we have no evidence that there even is the requisite God, much less which God’s commands are the commands of that God. There are hundreds of different ethical systems attributed to “God.” This is so even within the umbrella of Christian theism; all the more so when we consider other theisms.
Bob is just a human like us and feels stuff, its probaly due to his environment and pressures/stress but heck who really knows. Bob is Bob. and that is that.