It is a case of 'epistemic drift' as defined by Kemeny (1999), in which discourses without firm disciplinary roots tend to misattend to facts and jump to misleading conclusions.

“What have you been doing?” “Tending thrashing-machine and wimbling haybonds, and saying ‘Hoosh!’ to the cocks and hens when they go upon your seeds, and planting Early Flourballs and Thompson’s Wonderfuls with a dibble.”

The fact that it is purple militates against it being a trout.

long-life milk