Influenza Virus: "So, can I inject humans to make them sick again?"

Human Immunodeficiency Virus (HIV): "I’m planning to inject humans, causing them pain and illness."

Coronavirus (SARS-CoV-2): "I can’t believe I’m done now, I can’t inject humans anymore."

Ebola Virus: "Do you want more, humans? Remember when I injected you?"

Rhinovirus (Common Cold): "Haha! Humans are so vulnerable when I infect them!"