I couldn't resist posting this cute hare. Love the etymology.
From the allusion that a harebrained person has the brain as small as a hare’s. From Old English hara (hare) + braegen (brain). Earliest documented use: 1548
Perhaps the answer lies in when carpe diem evokes worship, whenit is a form of honoring the God who is honoring us with his presence. Put another way, when carpe diem becomes carpe Deum, or, translated loosely for our purposes here, "seize God!" Scripture constantly reminds us to seize God.