Only when it is a duty to love, only then is love eternally and happily secured against despair.

The highest and most beautiful things in life are not to be heard about, nor read about, nor seen but, if one will, are to be lived.

Do it or don't do it - you will regret both.

The self-assured believer is a greater sinner in the eyes of God than the troubled disbeliever.

Face the facts of being what you are, for that is what changes what you are.

The truth is a snare: you cannot have it, without being caught. You cannot have the truth in such a way that you catch it, but only in such a way that it catches you.

Worldly wisdom thinks that love is a relationship between man and man. Christianity teaches that love is a relationship between man-God-man, that is, that God is the middle term.