You shouldn't rush your co-workers.
Kevin works in an office, is working on a team project, and needs someone else to finish his part before continuing.
Kevin wants to be productive.
Kevin finds some side jobs that he hasn't completed yet to fill the time.
Kevin insists that the person finish his part in the next hour, so he can keep working.
The side jobs get done and Kevin's coworker finished his part.
The person gets annoyed and intentionally slows down to vex Kevin.