Book of Ruth on Shavuot

On Shavuot, it is customary to read the Book of Ruth. There are three reasons why we read this book. The first is that the story takes place at the time of קציר החיטים, the harvesting of wheat. And one of the names of Shavuot is חג הקציר, the harvest holiday. The second reason is that Ruth was a convert and accepted upon herself the observance of all of the Mitzvot. On Shavuot, we received the Torah on Mount Sinai, and the entire Jewish nation accepted upon themselves the observance of all of the Mitzvot. And the third reason is that King David died on Shavuot. We end the book by being told that Ruth was the great grandmother of David. Just to throw in a little Zionism, the Gemara in בבא בתרא has a novel interpretation to the words, הזאת נעמי. The usual interpretation is that the people of בית לחם were shocked to see how Naomi had aged and lost her wealth. They asked, “Could this be the same Naomi that we once knew? The Gemara explains הזאת נעמי, to mean, “Is this what happens to a Jew who leaves Israel to seek comfort in a foreign land?” חג שמח