Lima Beans!

Question: A lady just married a man. They do not have enough money to stay in a decent hotel. The couple stays with the man's mother. The man's mother has a jar full of lima beans, the lady's favourite food. The lady takes one lima bean each day they stay. The man's mother suspects the lady's theiving, but does not say a word. One day, the man's mother and wife are cleaning the kitchen together. The lady sees the man's mother looking at her eying the jar, now half full of lima beans. The lady finds one on the counter top and holds it up to the man's mother. She says three words that relieves the man's mother's suspection. What are those three words?

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Question: What can be broken but never forgotten?

Question: Which thing that comes once in a year, twice in a week?

Question: You are trying to get your chicken, fox, and wheat to the barn. However, the barn is on the other side of the river. You are on a boat and can only transport one animal or wheat at a time. You must choose carefully not to leave the wrong two together, though. It's either the fox will eat the chicken or the chicken will eat the wheat. How do you take each thing across safely?

Question: During what month do people sleep the least?