The "I" in the title doesn't refer to a single character but rather symbolizes the collective shift in human behavior—where the terrifying becomes mundane or even desirable through political and military rhetoric.
Some interpretations suggest "loving the bomb" refers to the ultimate triumph of fascist ideology, personified by Dr. Strangelove himself, as leaders prioritize survival in a bunker over the preservation of the current world. The Role of Dr. Strangelove
The phrase "How I Learned to Stop Worrying and Love the Bomb" is a satirical commentary on the Cold War mindset. It suggests a transition from paralyzing fear of nuclear annihilation to a resigned, almost absurdist acceptance of it.