Parable explained

Read the parable here again.  The parables of Jesus have a way of teaching us that we need to not only listen but seek out the meaning and hidden message.  What are the common themes among the three parable we have covered?  

Is it sometimes hard to find the goodness in life?  Is it difficult to be kind and polite when the people around me seem unfriendly?  Who shines out to me like a pearl of goodness?

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