People are learning to feel more comfortable hearing one another's dreams. It used to be that if you told a dream in public someone had to make a joke to relieve the tension introduced by that alternative reality.
It is easier to learn to interpret dreams if you have a reason to use them for something constructive. You apply your dream insights to making constructive changes in your life.
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People don't think their dreams amount to much but when I ask them to examine them for common themes they surprise themselves at how accurate they are! They see that their dreams have value.