But I, and likely every child I know, couldn’t tell you the exact place where work ends and play begins, where responsibility and pleasure cleave. The boundaries between these things are hazy, indistinct. We toil and we enjoy. We contribute and we receive. And of all my early lessons that prepared me to be a scientist, that one, I think, is the most important of all: that work and play can bleed into each other, become one and the same, until the very idea of their distinction feels meaningless.
