It's wrong to be impatient.
Steve was in a hurry waiting for Jill to finish.
Steve wanted to finish quickly.
Steve waits just a bit longer for Jill to finish before leaving.
Steve leaves Jill behind and hurries off by himself.
Jill finishes, and she's pleased with Steve, so she helps him hurry the rest of the way.
Jill is upset with Steve for leaving her behind like that.