While we tend to condemn clichés harshly, the scholar of rhetoric Ruth Amossy at Tel Aviv University has shown that they’re in fact crucial to the way we bond with and read other human beings. ‘How have you been?’ – ‘Not bad at all!’: in our daily interactions, clichés represent a communicative common ground, by avoiding the need to question or establish the premises of speech. They are a kind of a shared mental algorithm that facilitates efficient interaction and reaffirms social relationships. – Aeon