“It's not bad to cough. But cover your mouth when coughing. It's not bad to complain. But cover your mouth when complaining, else you'll spread infections of complains on us!” Food For ThoughtIsraelmore AyivorSpreadComplainingBadInfectionMouthComplainComplaintComplainsCoughInfectionsCover Your Mouth Book:The Great Hand Book of Quotes Source: The Great Hand Book of Quotes