There is no erratic power or action or motion in creatures but they are governed by God's secret plan in such a way that nothing happens except what is knowingly and willingly decreed by Him.
The Lord has not redeemed you so you might enjoy pleasures and luxuries or so that you might abandon yourself to ease and indolence, but rather so you should be prepared to endure all sorts of evils.
The unborn baby, though enclosed in the womb of its mother, is already a human being, and should not be robbed of the life which it has not yet begun to enjoy.