So, why should a non-frightening incongruity cause people to make a distinctive loud noise consisted of staccato segments of one fifteenth of a second each separated by a fifth of a second?
The late paleontologist Stephen Jay Gould separated reason and faith with his non-overlapping magisteria (NOMA)
已故的古生物学家史蒂芬.杰.古尔德（Stephen Jay Gould）就在他的“诺玛理论”（NOMA：non-overlapping magisteria）中把理性和信仰分割看待。
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Operating Principle: The diaphragm valve is a handwheel-operated valve, utilizing a two-piece stem separated by non perforated diaphragms. These diaphragms prevent leakage along the valve stem .