"Great occasions for serving God come seldom, but little ones surround us daily; and our Lord Himself has told us that 'he that is faithful in that which is least is faithful also in much.'" Source: St. Francis de Sales, Introduction to the Devout Life, Random House, Inc., 2002.
"All actions have a right to be performed well... They ought to be all Eucharistic, made with Eucharistic grace and love, and on the model of the Eucharist. You ought to perform manual labor as well as you do Adoration or Communion, because your actions derive their merit from the Master who commands them, and [...]
"The Eucharist is the centre and summit of the whole of sacramental life, through which each Christian receives the saving power of the Redemption, beginning with the mystery of Baptism, in which we are buried into the death of Christ, in order to become sharers in his Resurrection, as the Apostle teaches." Source: Pope [...]
"Humility, humility, and ever humility, as we can do nothing ourselves; all is purely and simply God’s grace." Source: St. Faustina, Diary: Divine Mercy in My Soul
"Freedom has within itself the frightening power of turning an angel into a devil." Source: Sheen Fulton, Guide to Contentment, Alba House, 2010.
"It is in keeping with the very meaning of the Eucharist that the faithful, if they have the required dispositions, receive communion each time they participate in the Mass. As the Second Vatican Council says: 'That more perfect form of participation in the Mass whereby the faithful, after the priest's communion, receive the Lord's Body [...]
"Continually He reminds them of the manna, showing the difference, (between it and His bread,) and guiding them to the faith; for if He was able to support their life for forty years without harvest, or grain, or other things in course; much more now will He be able to do so, as having come [...]
For what else is pride but, as a saint has defined it, the love of one’s own excellence. Source: St. Bernard of Clairvaux, The Steps of Humility and Pride (Note: This quote was incorrectly attributed to St. Augustine when it was initially posted here.)
"The Church cannot and must not take upon herself the political battle to bring about the most just society possible. She cannot and must not replace the State. Yet at the same time she cannot and must not remain on the sidelines in the fight for justice. She has to play her part through rational [...]
"And by bidding the Apostles to do this in memory of Him, He made clear that He wanted it to be forever repeated. This intention of Christ was faithfully carried out by the primitive Church through her adherence to the teaching of the Apostles and through her gatherings to celebrate the Eucharistic Sacrifice. As St. [...]