"For on this day atonement shall be made for you to cleanse you from all your sins; you shall be clean before the Lord. [Day of Atonement/Yom Kippur] " ~~ Leviticus (Vayikra) 16:30
"The Sabbath and holidays are the primary reason for Jewish endurance and glory." ~~ Judah Halevi
"The Day of Atonement atones not for sins of man against man, until the sinner makes his peace with his victim." ~~ Talmud, Yoma
"On the Day of Atonement the Israelites are as ministering angels." ~~ Pirqe Derabbi Eliezer
"Thou hast loved us, taken pleasure in us, and exalted us above all tongues. Thou hast sanctified us by Thy commandments, brought us near to Thy service, and called us by Thy great and holy Name." ~~ Prayer for Festivals
"Moses ordained that Jews be addressed each holiday on the subject of that holiday, and he said to Israel: if you do this, it will be as if you established God’s sovereignty." ~~ Midrash Abkir, Yalkut Shimoni #408
"The Sabbaths are for rest and the festivals for joy, not for fasting and weeping and crying." ~~ Maimonides
"Who lodges a scholar in his home is as one offering first-fruits [Shavuot] in the Temple. " ~~ Leviticus (Vayikra) R.