Clipping nails at night
If you’re a nocturnal nail clipper, your parents may die before you see them again- or so the saying goes. Your hostel mates will probably find the sound of fingernail clipping an annoyance anyway when they’re
Seeing a morning spider verses an evening one
Hold off on killing the morning spider visitor because it’s auspicious, but go ahead and smack the evening visitor, as pm spiders are considered bad luck. I’m unsure how this rule would apply for a pet spider that you see day and night.