The Haggadah relates that:
In every generation a person is obligated to regard himself as if he had come out of Mitzrayim, as it is says: “You shall tell your child on that day, it is because of this that Hashem did for me when I left Mitzrayim.”
In this mp3, Rabbi Moshe Gordon explores some of the classical approaches to understanding and fulfilling this Mitzvah. You can download it here.
Link fixed. Sorry.
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