St. John Chrysostom: Thankful Suffering Repels Satan

You say you cannot be silent when stung by pain. I would not have you silent. I would wish you to give thanks. It is this which repels Satan and brings you help from God. 

 - St. John Chrysostom

St. John Chrysostom: Prayers of Saints

The prayers of the saints have mighty power to help our need... let us call upon them, for they can be bolder of speech in death than when they lived. 

 - St. John Chrysostom

St. Philip Neri: Saints

Imagine yourselves to be spiritual beggars in the presence of God and his saints. You should go round from saint to saint, imploring an alms with the same real earnestness with which the poor beg.

- St. Philip Neri

St. Teresa of Avila about St. Joseph

I do not remember to this day ever having asked St. Joseph for anything that he did not grant me... I wish that I could persuade everyone to venerate this glorious saint, for I have great experience of the blessings that he obtains from God... he gives very real help to the souls who commend themselves to him.
- St. Teresa of Avila

St. Francis de Sales: Choose Some Saints

Choose some particular saints that you may enter more deeply into their spirit and imitate them, and have a special confidence in their intercession. 

 - St. Francis de Sales

St. Augustine about Saints

God, who created all things, is in all places, and is everywhere to be worshiped. Yet his infinite wisdom thinks fit to work wonders at the intercession of his saints.  

- St. Augustine of Hippo