There are only a few paintings by Caravaggio here, but they include his sublime visions of the Taking of Christ and St John, and cut into your brain with daggers of light and threats of shadow.
Automated solar-tracking louvers and a system of "shade sails" mitigate the heat and glare of the desert sun, and skylights are positioned so that for 18 seconds at the summer solstice daggers of light illuminate the crest of each column in the public reading room.
On top of that they placed candles, a ceremonial dagger, a bread knife, a pretty cool loaf of bread with a pentagram on it, and a tacky mini cauldron full of lighter fluid.
Macbeth's "dagger of the mind" is mercifully invisible, the vision provoked by a crack of light from Duncan's bedroom door, but we only see Banquo's ghost once, while Macbeth sees him twice.
Bruno asks, "Why are you doing this?" The torturer responds, "Sometimes one must have the strength to cut one's path with a dagger"; he lights a whole book of matches for a cigarette, and burns the palms of Bruno's hands with the matches.
Then the dagger of fate took a strange twist.
But then his attention fell upon the dagger of bone sticking out of my gum.
All those amazing steeples, including your favorite, the gray dagger of the Old Cambridge Baptist Church.
It seems to depict some kind of Wiccan ritual; young women wearing fur coats and masks made of bones cut their hands with daggers, light incense, and start fires in the woods.
Light weapons are abundant: Knives, daggers, light axes, tomahawks.
