"Abhor not an Egyptian, for you were a stranger in his land! [Passover/Pesach]" ~~ Deuteronomy (Devarim) 23:8
"When you whitewash your home, leave a small patch bare to remind you of the Temple’s destruction! [Tisha B”Av] " ~~ Talmud, Bava Batra
"In Ne”ilah [the closing prayer] of Yom Kippur, what did he [the Cohen] say? “And Hashem will bless you from Zion and you will see the good of Jerusalem all of the days of your life.” " ~~ Talmud, Sotah 40a
"There were no days as glorious for the people of Israel as the fifteenth of Av [the Hebrew Month] and as Yom Kippur, when the daughters of Jerusalem would come outside with borrowed white garments and dance in the vineyards. " ~~ Talmud, Ta’anit 26b
"If a man says: I will sin and the Day of Atonement will atone for me, then that Day will not atone for him." ~~ Yoma 8:9
"The river of life…flows from birth toward death. Day follows day with wearisome monotony. Only the holidays twine themselves together to form the circle of the year. Only through the holidays does life experience the eternity of the river that returns to its source. Then life becomes eternal." ~~ Franz Rosenzweig
"Jerusalem is like a city that people are friendly together; a city in which all [the people of] Israel are friends when the tribes ascend there for the pilgrimage. " ~~ Talmud Yerushalmi, Hagiga 3
"Every Jew should think of himself as having come out of Egypt. [Passover/Pesach]" ~~ Talmud, Pessachim
"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