He who has not God in himself cannot feel His absence.

A mind enclosed in language is in prison.

A science which does not bring us nearer to God is worthless.

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

Misfortunes leave wounds which bleed drop by drop even in sleep; thus little by little they train man by force and dispose him to wisdom in spite of himself. Man must learn to think ofhimself as a limited and dependent being; and only suffering teaches him this.

Prayer consists simply in giving to God all the careful attention of which the soul is capable.

The villagers seldom leave the village; many scientists have limited and poorly cultivated minds apart from their specialty.