"Non-Christians and even Christians can take opposite positions on abortion even when they think rationally, honestly, and with good will. The continuing controversy over abortion shows that it is a truly controversial issue. It is not simple and clear-cut, but complex. Just as the choices for action are often difficult for a woman contemplating abortion, the choices for thought are often difficult for open-minded philosophers."
"Everything I have said so far is a lie, in fact a dangerous lie."
Boston College philosopher Peter Kreeft explains why it is not only philosophically unsound, but willfully dishonest, to deny that personhood begins at conception. Article here
, Kreeft's homepage here
, Kreeft's enigmatic target here