Read it through once

He felt strong enough to clear out the whole office singlehanded. His body ached to do something, to rush out and revel in violence. All the indignities of his life enraged him.... Could he ask the cashier privately for an advance? No, the cashier was no good, no damn good: he wouldn’t give an advance.... He knew where he would meet the boys: Leonard and O’Halloran and Nosey Flynn. The barometer of his emotional nature was set for a spell of riot.