341-345

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341. Humans are the only animals who express shock and surprise by their mouths dropping open.

342. The same skin cells that make up a human vagina are the same type of cells that are in a human mouth.

343. The more you hug your children, the happier they will be as adults.

344. People in relationships are usually happier than people who are single.

345. Younger people feel happy when they get excited about something, whereas older people are more able to feel happy in an overall sense of peace.

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