Which Aikido technique would be your first choice to know for use in a self defense situation?
Prior training/discipline of the mind/emotions in Observation-Orientation-Decision.
Which Aikido technique would be your second choice to know for use in a self defense situation?
Prior training/discipline of the body in startle-response (freeze-flee-fight-flow) to get off the attack line, creating effective/entering distance, and decisive action.
Its about reality-based principles, not a specific technique which would change by circumstances and opportunities.
Just initial thoughts off the top of my head, not to be taken too seriously.