Is greed a common theme in Lillian Hellman's play The Children's Hour?

Yes, greed is a common theme in Lillian Hellman's play "The Children's Hour." The character of Martha is driven by jealousy and envy, leading her to falsely accuse the two teachers of having a romantic relationship, which ultimately destroys their lives. Greed for power and control also plays a role in how the adults in the play manipulate the situation for their own benefit.