How true it is that a person must be called by God in order to be stable in any vocation whatsoever; otherwise there is nothing but wavering and inconstancy (XIIIb:333).

I ask Our Lord in his goodness to deign to animate you with His true Spirit, so that everything you do and say may be to render Him the service He expects of you (XIIIb:295).

O my God, how well you know how to direct your work, and how clearly you make it seen that it is Yours! (XIIIa:202).

Virtue loves discernment and can never be excessive-- neither too little nor too much (XIIIa:196).

To wear oneself out for God, to have happiness and strength only to consume them for God, is to do what Our Lord Himself did, who exhausted Himself for love of His Father (XIIIa:195).

All we have to do is walk straight ahead and do well to make everyone our friend (XIIIa:193).

The Christian spirit consists in not pretending anything, but rather in being very sincere, making one's words and works correspond to one's thoughts (XIIIa:163).

Charity toward the neighbor is an infallible sign of the true children of God (XIIIb:8).

We should spend as much time thanking God for His favors as we did in asking Him for them (XII:399).

When human prudence fails, the light of divine wisdom begins to dawn (XII:399).