We cannot be afraid to look. "But some things are best left unknown," she said. "Nothing is best left unknown," said Toroca. "Nothing." - Robert J. Sawyer

Must God be defined in a way that places him or her beyond the scope of science?
I’d always believed that there was nothing beyond the scope of science.
And I still believe that.
Where do you draw the line?
Right here. For me, the answer was right here.
How do you define God?
Like this. A God I could understand, at least potentially, was infinitely more interesting and relevant than one that defied comprehension.

“And of me you ask which choice you should make?” said the translator’s voice.
“Yes,” I said.
There was the sound of rocks grinding, followed by a brief silence, and then: “The moral choice is obvious,” said the Wreed. “It always is.”
“And?” I said. “What is the moral choice?”
More sounds of rocks, then: “Morality cannot be handed down from an external source.” ... “It must come from within.”
“You’re not going to tell me, are you?”
The Wreed wavered and vanished.

It turned out that big-bucks science had been a purely mid-twentieth-century phenomenon, starting with the Manhattan Project and ending with the fall of the Soviet Union.