The joy of learning is as indispensable in study as breathing is in running.

Contradiction is the lever of transcendence.

The Our Father contains all possible petitions; we cannot conceive of any prayer not already contained in it. It is to prayer what Christ is to humanity.

We cannot take a single step toward heaven. It is not in our power to travel in a vertical direction. If however we look heavenward for a long time, God comes and takes us up.

To be innocent is to bear the weight of the entire universe. It is to throw away the counterweight.

It is only from the light which streams constantly from heaven that a tree can derive the energy to strike its roots deep into the soil. The tree is in fact rooted in the sky.

All the goods of this world...are finite and limited and radically incapable of satisfying the desire that perpetually burns within us for an infinite and perfect good.