Disciple Training Method tests the limits of one's body, achieving what normal people would deem completely impossible.
Therefore, the saying 'To be human, one must be exceptionally good' is so useful. One must reach a certain moral standard in thought and behavior to be willing to undertake such challenges and to persevere through them.
Mortal Training Method also requires the extraordinary to do many difficult things, but these are within reach for most people with enough perseverance.
Saint Training Method demands the extraordinary to perform some miracle-like feats, which people of this era should not practice, since it's akin to tormenting oneself; without reaching the moral standards of a saint, it's impossible to achieve.
In the meantime, Ma Lin had been dealing with a sore throat issue.
It was all because the Disciple Training Method pushed his body to the limit, and he didn't perform well enough, resulting in injury.
It felt as though his throat was clogged with rust.
