Students face many problems that hinder their educational attainment, believing that they have failed or failed to lead their lives and move forward. But in fact they have reached what they are (whether failing to organize, study ...) because of some minor mistakes they can, if they can overcome, make them a better start to improve their level and study.
Sometimes, after the exit or the exam or through it, we notice that we did not understand the question well asked or what is required of the exercise, we think that we will be wrongly wrong.