What kind of copper-gold thread links Pesach and Rosh Hashanah? What links are there between Pesach Cleaning which is very systematic and practical and doing Tesuvah which is very spiritual and focused on self searching. Both involve intensive and vigorous searching and cleaning and getting 'rid ' of anything that should not be there. How to do Tesuvah is often very vague and linking it to the 'methods' of Pesach can make it more 'do-able' and less...