Full Idea
For logic purposes, a train of reasoning has to be construed as synchronic.
Clarification
'synchronic' means all happening at the same time
Gist of Idea
A train of reasoning must be treated as all happening simultaneously
Source
François Recanati (Mental Files in Flux [2016], 5.2)
Book Reference
Recanati,François: 'Mental Files in Flux' [OUP 2016], p.77
A Reaction
If we are looking for a gulf between logic and the real world this is a factor to be considered, along with Nietzsche's observation about necessary simplification. [ref to Kaplan 'Afterthoughts' 1989, 584-5]
Related Idea
Idea 7144 Logic must falsely assume that identical cases exist [Nietzsche]