“Allowing someone else to make us happy will make them happy too.”

“Whoever is happy will make others happy too.”

“When he's happy, it makes you happy too.”

“It is not the smallest use to try to make people good, unless you try at the same time — and they feel that you are trying — to make them happy. And you rarely can make another happy, unless you are happy yourself.”

“She said, "We're detectives" in the tone of voice that someone might say, "Making you happy isn't making me happy"”

“One is never free except in relation to someone else. And when, the relation is based on happiness, it allows the greatest freedom in the world.”

“That is the best government which desires to make the people happy, and knows how to make them happy.”

“The things that make us happy make us wise.”

“The days that make us happy make us wise.”

“She had never imagined she had the power to make someone else so happy. And not a magical power, either--a purely human one.”