The importance of dressing properly

If John (not dress) properly in winter, he (catch) cold.

If he (catch) cold, he (be) ill.

If he (be) ill, he (have) to stay in bed.

If he (have) to stay in bed, he (miss) school.

If he (miss) school, he (fall) behind in his work.

If he (fall) behind in his work, he (fail) his examinations.

If he his examinations, his parents (be) very unhappy.

If his parents (be) very unhappy, they (become) depressed.

If his parents (become) depressed, they (not be) able to work.

If his parents (be) unable to work, they (not earn) any money.

If his parents (not earn) any money, they (not be) able to buy any food.

If they (be) unable to buy food, the whole family (starve) to death.

So if you (not dress) properly in winter, your family (starve) to death.