"The light of the body is the eye: if therefore thine eye be single, thy whole body shall be full of light." --Jesus
"Sometimes the first duty of intelligent men is the restatement of the obvious" --George Orwell
"The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function." --F. Scott Fitzgerald
If he truly believes that knowing when life begins is "above [his] pay grade" wouldn't any even moderately sophisticated moral code demand that he then err on the side of caution in deciding when to end that potential life?