Foreshadowing
strong strength
Narrative Connection
How these two moments in the story relate
From
John’s discovery reveals Sensorite motives
S1E32
·
The Unwilling Warriors
To
Doctor Deciphers Molybdenum Discovery
S1E32
·
The Unwilling Warriors
Why These Connect
The narrative assertion
"Ian connects John's phrase with his profession as a mineralogist - The Doctor recognizes the significance of John's discovery, recalling Chesterton's phrase and realizing John found something the Sensorites wanted to keep secret."
About Foreshadowing Connections
A hints at B. The first event plants narrative seeds that pay off later. These connections reward attentive viewers with a sense of inevitability on rewatch.