This question is based on General Literary Principles and Appreciation. 'A great city is a battlefield...You need to be a fighter to live in it, not exist, ...

This question is based on General Literary Principles and Appreciation.

'A great city is a battlefield...You need to be a fighter to live in it, not exist, mark you, live. Anybody can exist, dragging his soul around behind him like a worn-out coat; but living is different'

'To Sir with Love' by E.R. Braithwaite

The literary device predominantly used in this passage is