There would be more good marriages if the marriage partners didn't live together.

The people who marry make a good marriage not marriage in itself.

One should never know too precisely whom one has married

When entering into a marriage one ought to ask oneself: do you believe you are going to enjoy talking with this woman up into your old age? Everything else in marriage is transitory, but most of the time you are together will be devoted to conversation.

It is not a lack of love, but a lack of friendship that makes unhappy marriages.

When marrying, one should ask oneself this question: Do you believe that you will be able to converse well with this woman into your old age?