Don't say, "That person bothers me." Think: "That person sanctifies me".
That conversation... was as dirty as a sewer! It is not enough for you to take no part in it. You must show your repugnance for it strongly!
An hour of study, for the modern apostle, is an hour of prayer.
Holy Purity is granted by God when it is asked for with humility.
Say the Holy Rosary. Blessed be that monotony of Hail Mary's which purifies the monotony of your sins!
To defend his purity, Saint Francis of Assisi rolled in the snow, Saint Benedict threw himself into a thorn bush, and Saint Bernard plunged into an icy pond... You - what have you done?