"There are no conditions to which a man cannot get accustomed, especially if he sees that all around him are living in the same way."

"Happy families are all alike; every unhappy family is unhappy in its own way."

"The vocation of every man and woman is to serve other people."

"The only certain happiness in life is to live for others."

"A man is like a fraction whose numerator is what he is and whose denominator is what he thinks of himself. The larger the denominator, the smaller the fraction."