According to Rabbi Ephraim Mirvis , the chief rabbi of England, while the first days of Pesach are a historical commemoration, the last day is all about optimism and looking towards the future. On the last day of Pesach, we read about kriyas Yam Suf, the splitting of the Red Sea. For me, kriyas Yam Suf is about two separate ideas: first, the leap of faith it took to step out into the water, and the celebration afterwards. First, when it comes to splitting the sea, the Torah says: וַיֵּ֨ט משֶׁ֣ה אֶת־יָדוֹ֘ עַל־הַיָּם֒ וַיּ֣וֹלֶךְ יְהֹוָ֣ה | אֶת־הַ֠יָּ֠ם בְּר֨וּחַ קָדִ֤ים עַזָּה֙ כָּל־הַלַּ֔יְלָה וַיָּ֥שֶׂם אֶת־הַיָּ֖ם לֶחָֽרָבָ֑ה וַיִּבָּֽקְע֖וּ הַמָּֽיִם: Moshe