[HowlinglyMind-BendingAbsurdity]

re:Angels dancing on pins is an stereotypical criticism of scholaticism

Presumably we've evolved to the more enlightened stage where it is debated whether pre-natal Homo sapiens about the size of a pin are "human" or not. Progress?

[RobbyS]

There is no much doubt about the identity of a fertilzed egg, whether chicken or human.

[Mike Fieschko]

Presumably we've evolved to the more enlightened stage where it is debated whether pre-natal Homo sapiens about the size of a pin are "human" or not. Progress?

Aquinas' thoughts on the fetus, particularly if and when it was 'human', were more complex, partly owing to his Aristotelian metaphysics, partly because of the state of biological science in the 13th century.