Watching care will not let a man slumber, as a sore disease breaketh sleep.
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Sirach 34:2
As one who grasps at a shadow and follows after the wind, so is he who sets his mind on dreams.
Parallel Translations
Whoso regards dreams is like him that catches at a shadow, and follows after the wind.
Whoso regardeth dreams is like him that catcheth at a shadow, and followeth after the wind.