When Soloveitchik was about to leave Brod, Kluger is reputed to have said to him, "You have always resolved my kushyos (difficult Talmudic questions).

[5] After assuming this position, he went to visit the cheder classes where the young boys received their education.

When he observed the impoverished state of many children, he arranged for lunches to be served there, paid for by the community.

His pupils in Slutsk included Joseph Rosen, later to gain fame as "the Rogatchover Gaon", Zalman Sender Shapiro and Zvi Hirsch HaKohen Wolk, "the Keser Kehuna".

In 1877, Soloveitchik was overcome by a deep depression because of the incarceration of his highly revered and beloved mentor, Rabbi Yehoshua Leib Diskin, on false charges by the antisemitic authorities.