Rabbi Haskel Lookstein served as Rabbi of Congregation Kehilath Jeshurun from 1958 to 2015 and Principal of the Ramaz School from 1966 to 2015, and now serves as Rabbi Emeritus and Principal Emeritus. Since 1979, he has been a Professor of Homiletics at Yeshiva University, and also serves as a Vice President of the Beth Din of America and a Board Member of UJA Federation of New York. Rabbi Lookstein is also a Commissioner of the New York City Human Rights Commission.
“A non-Jew approached Hillel and asked him to define Judaism’s essence while standing on one foot. Hillel responded: ‘That which is hateful to you, do not do to your neighbor; the rest is commentary . . . .’”
— Babylonian Talmud, Shabbat, 31A