If you want to lose your faith, make friends with a priest.
Blessed is he who has a soul, blessed is he who has none, but woe and grief to him who has it in embryo.
If you meditate and the Devil comes, make the Devil meditate.
One of the best means for arousing the wish to work on yourself is to realize that you may die at any moment. But first you must learn how to keep it in mind.
Life is real only then, when "I am".
Patience is the mother of will.