The bread that you see on the altar is the Body of Christ as soon as it is sanctified by God's word. The chalice, or better what is contained in the chalice, is the Blood of Christ as soon as it is sanctified by God's word
God will not suffer man to have a knowledge of things to come for if he had prescience of his prosperity, he would be careless and if understanding of his adversity, he would be despairing and senseless
Chastity, or cleanness of heart, holds a glorious and distinguished place among the virtues, because she, alone, enables man to see God; hence Truth itself said, 'Blessed are the clean of heart, for they shall see God.'
It is salutary for us to learn to hold cheap such things, be they good or evil, as attach indifferently to good men and bad, and to covet those good things which belong only to good men, and flee those evils which belong only to evil men.
Of this I am certain, that no one has ever died who was not destined to die some time. Now the end of life puts the longest life on a par with the shortest... And of what consequence is it what kind of death puts an end to life, since he who has died once is not forced to go through the same ordeal a second time? They, then, who are destined to die, need not be careful to inquire what death they are to die, but into what place death will usher them.
The flesh does not by its own virtue purify, but is purified by virtue of the Word by which it was assumed, when 'the Word became flesh and dwelt among us' (Jn. 1:14).