Original sentence: In many synagogues it is customary to drink hard liquor on Simchat Torah, and Simkhat Torah is one of only two occassions in the year (the other is Purim) where public drunkeness is tolerated (rather than encouraged as on Purim) as an expression of joy
Edited sentence: In many synagogues it is customary to drink hard liquor on Simchat Torah, and Simkhat Torah is one of only two occassions in the year (the other is Purim) where public drunkeness is tolerated (rather than encouraged as on Purim) as an expression of our sheer joy