Temperance is love surrendering itself wholly to Him who is its object; courage is love bearing all things gladly for the sake of Him who is its object; justice is love serving only Him who is its object, and therefore rightly ruling; prudence is love making wise distinction between what hinders and what helps itself.
It is not the being seen of men that is wrong, but doing these things for the purpose of being seen of men. The problem with the hypocrite is his motivation.
Does God proclaim Himself in the wonders of creation? No. All things proclaim Him, all things speak. Their beauty is the voice by which they announce God, by which they sing, "It is you who made me beautiful, not me myself but you.
Man's maker was made man that He, Ruler of the stars, might nurse at His mother's breast; that the Bread might hunger, the Fountain thirst, the Light sleep, the Way be tired on its journey; that Truth might be accused of false witnesses, the Teacher be beaten with whips, the Foundation be suspended on wood; that Strength might grow weak; that the Healer might be wounded; that Life might die.
Some people, in order to discover God, read books. But there is a great book: the very appearance of created things. Look above you! Look below you! Read it. God, whom you want to discover, never wrote that book with ink. Instead, He set before your eyes the things that He had made. Can you ask for a louder voice than that?