Chazal (Eichah Rabba 4:14) say that the Churban was very beneficial for Klal Yisrael because "Hashem poured out his anger on wood and stone," and not on His holy nation, chalilah. This is related to our discussion above. With belief in hashgachah pratis, we understand that everything is for the good. Even the terrible Churban was good for Bnei Yisrael, as it granted them existence, until today.
The Arizal teaches that the months of Tamuz and Av correspond to the eyes. The Imrei Noam zt'l (Masei ויצא ה"ד) writes that this is to tell us that Hashem is always watching over us. His hashgachah never leaves us, not even in Tamuz and Av, at the time of the Churban, r'l.
Rebbe Yitzchak of Neshchiz zy'a (Toldos Yitzchak) teaches, "Each year, during the days...
