The same divine authority that forbids the killing of a human being establishes certain exceptions, as when God authorizes killing by a general law or when He gives an explicit commission to an individual for a limited time.
If God seems slow in responding, it is because He is preparing a better gift. He will not deny us. God withholds what you are not yet ready for. He wants you to have a lively desire for His greatest gifts. All of which is to say, pray always and do not lose heart.
Where Scripture speaks of the world's creation, it is not plainly said whether or when the angels were created; but if mention is made, it is implicit under the name of "heaven," when it is said, "In the beginning God created the heavens and the earth."
The mere change of custom, even though it may be of advantage in some respects, unsettles men by reason of the novelty: therefore, if it brings no advantage, it does much harm by unprofitably disturbing the Church.
Men go forth to wonder at the height of mountains, the huge waves of the sea, the broad flow of the ocean, the course of the stars-and forget to wonder at themselves. Beware of despairing about yourself: you are commanded to put your trust in God, and not in yourself.