Never esteem anything as of advantage to you that will make you break your word or lose your self-respect.
— Marcus Aurelius

Life will not break your heart. It'll crush it.
Henry Rollins breaks quote

Were it not for hope the heart would break.
— Scottish Proverbs

Life's blows cannot break a person whose spirit is warmed at the fire of enthusiasm.
— Norman Vincent Peale

To keep a new friend, never break with the old.
— breaks quotation by Proverbs