People believe that only fools are optimists. But the opposite is true.
Precisely because we understand how desperate the situation really is, how helpless we are and how impossible the challenge, that itself tells us how great a G‑d we have—a G‑d who can lift us high beyond the natural order and transform the most ominous darkness to brilliant good.
The greater a realist you are, the greater your joy.
20 Cheshvan 5741 (1980), on the verse, “I lift my eyes to the mountains, from whence will come my help?”