How can Coronavirus be stopped?

• Karen got infected yesterday, but she wont know until 14 days later
• Karen thinks she is healthy and is infecting 10 persons per day
• These 10 persons think they are ok, they travel, go and infect 100 persons
• These 100 persons think they are healthy and keep infecting 1000 persons

Do you understand why it is important to stay at home? Be responsible stay quarantine