"Consequently the student who is devoid of talent will derive no more profit from this work than barren soil from a treatise on agriculture"

This quote by Quintilian is describing the idea that effort and dedication are essential for success. He is stating that if a trainee does not have any natural talent, they will not take advantage of studying a topic as much as somebody who does have skill. It resembles attempting to grow crops in barren soil; no matter how much effort is taken into it, the soil will not have the ability to produce anything. Quintilian is emphasizing the value of having a natural ability for a subject in order to achieve success. He is likewise suggesting that hard work alone is not enough to accomplish success; skill is also essential. This quote is a pointer that while hard work is necessary, it is not the only consider attaining success.