Lost your pen = NO pen
NO pen = no notes
No notes= no study
No study = Fail
Fail = No diploma
No diploma = no work
No work = No money
No money = no food
No Food = Skinny
Skinny = Ugly
Ugly = No Love
No Love = No marriage
No marriage = No children
No children = Loner
Loner = depression
Depression = sickness
Sickness = DEAth

Lesson: do not lose your PEN :D