It is good to want to make progress.
Jennita is finishing up her Masters degree and has a major paper due a few days from now, but still needs to write 1000 more words.
Jennita wants to turn in the paper.
Jennita stays up late to write the 1000 words and then refines the paper before handing it in.
Jennita figures that the last paper doesn't count for too much and prioritizes other things, then turns in a rough copy of the paper.
The teacher is impressed by Jennita's work and gives her full credit for the paper.
Jennita's teacher sees the paper and doesn't approve of the poor work, giving Jennita a bad grade.