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 = you get skinny

You get skinny = you get ugly

You get ugly = no lover

No lover = no marriage

No marraige = no children

No children = alone

Alone = depression

Depression = sickness

Sickness = Death

Lesson: Don't loose your pen.