"To be a Christian is the most terrible of all things, if one really means it."

"The present age is an age of reflection, an age of calculation, an age of prudence, an age of prudence in its highest degree."

"In order to win a man to a particular truth, it is necessary to find him where he is and to begin there."

"The most dreadful thing that can happen to a man is to become a number."

"The highest good is not to be understood as an abstract, but as a concrete, as a personality."