The principal act of courage is to endure and withstand dangers doggedly rather than to attack them.

He suddenly announced that he could not write any more since "All that I have written seems like straw to me."

The truth of our faith becomes a matter of ridicule among the infidels if any Catholic, not gifted with the necessary scientific learning, presents as dogma what scientific scrutiny shows to be false.

He that obstinately denieth the truth before men upon earth, wilfully refuseth his soul's health in heaven.

The theologian considers sin mainly as an offence against God; the moral philosopher as contrary to reasonableness.

Hold firmly that our faith is identical with that of the ancients. Deny this, and you dissolve the unity of the Church.

He who is not angry when there is just cause for anger is immoral. Why? Because anger looks to the good of justice. And if you can live amid injustice without anger, you are immoral as well as unjust.