Did you want her to pull it back? He was pretty up tempo with how he wanted her master such a tricky jutsu, Sakura only wants to ensure she continues to make progress so she doesn't run into the issues she has been, being proficient somewhere but lacking skill in many other aspects of her training, her haste is mostly to prove herself to him but also prove she wasn't as fall behind as Naruto and Sasuke, but as you said they had different skill sets and teachers.