ב"ה
Letter & Spirit - Personal and Public Correspondence of the Lubavitcher Rebbe

More About Doubt from Chabad.orgLetters of the Rebbe about Doubt

I must say that it is one of the most "amazing" letters I have ever received, based on a most amazing conclusion of a person who, after following the Jewish way of life for 17 years, has now decided that it was wrong because he did it for the sake of his wife and family.
Monday, July 19, 1954 - Tammuz 18, 5714