The Alien Society
The alien society is a symbol of ungratefulness. The aliens are fortunate to discover a new life, but they destroy it and eradicate it before benefiting from it. The immediate eradication of the new life shows how ungrateful the aliens are to themselves.
McCaffery’s family
McCaffery's family is a symbol of technological opposition. McCaffrey is an old-school individual who believes in the old way of doing things. Consequently, McCaffrey and his family are unwilling to introduce automation and other related technology to their farmlands.
Dull drums
The author uses dull drums to signify the human revolution. Dull drums are all about few entities with exceptional technological skills that greatly influence the public and fiscal growth of the local population. Unfortunately, the author indicates that such entities and personalities with computer skills are avoided by many because they are believed to be inhuman.
The Woman and the Three Men
The woman and the three men living in the same house symbolize diversified sexual orientation. According to the author, people need to be accepted in society based on their sexual preferences. In the story 'Challenging,' the author narrates how the woman and three men live together despite having a different sexual orientation.
The Unicorn
The unicorn is a symbol of gender roles in society. The author is specifically outlining the role of the girl child and urging readers not to misunderstand that she is part of the society and her contribution is vital. The author also hints that each gender has specific roles which should be appropriately executed to benefit all people.