Quotes by Contagion Pure truth cannot be assimilated by the crowd; it must be communicated by contagion. Henri Frederic Amiel contagion crowds communication Sure there's contagion in the tears of friends. John Dryden contagion tears Contagion has become very much a phenomenon, and it's a phenomenon of globalization. Lawrence Summers contagion globalization phenomenon As contagion of sickness makes sickness, contagion of trust can make trust. Marianne Moore contagion sickness trust