Three levels of leadership and three levels of outreach. Noach, Avrohom and Moshe. The era of the creation of the world, the era of the flood, the era of the preperation for the giving of the Torah and the era of the giving of the Torah.

Rebbi Chananya says that G-d wanted to bring merit to the Jewish people and therefore gave them an abundance of Torah and Mitzvos. What is accomplished through the study of the Torah and the fulfillment of Mitzvos? How that changes a person, how that changes the nature of the object used for the...