Almost every college playwright or sketch or improv comedian was sort of aware of Christopher Durang - even kids in high school. His short plays were so accessible to younger people and I think that was inspirational to me.
As anyone knows who has ever had to set up a military encampment or build a village from the ground up, occupations pose staggering logistical problems.
Schoolchildren and older people like the idea of planting trees. For children, it's interesting that an acorn will grow into an oak, and for older people it's a legacy. And the act of planting a tree is not that difficult.

