What are Bixbyisms in the novel, Ms. Bixby’s Last Day?

Affirmations, which are referred to as Bixbyisms, symbolize the wisdom of Ms. Bixby. Ms. Bixby’s affirmations – sayings she has either created or collected – are used when needed, such as at the beginning of the novel when Topher, Steve, and Brand tell Rebecca she has cooties. Ms. Bixby in turn reminds them, with one of her affirmations, that their words and deeds impact the world around them.