Ever since he came to this world, Link had managed to master all sorts of powerful spells.
He was of the opinion that there was no spell in this world that he could not master without a bit of hard work. He grew even more confident of this after having mastered all the intricacies spatial magic.
However, he was not so sure about this anymore.
The reason was this: the Level-17 spell, "World of Ice and Snow," that the Snow Mountain Archmage had taught him seemed almost impossible for him to master. Originally a Level-19 spell, the Archmage had simplified it considerably in order to facilitate Link's learning process.
Even so, this less powerful version of the spell still resisted Link's efforts to understand it.
After spending half a day trying to master the spell at a riverbank near the edge of Girvent Forest, Link sighed, cradling his head in dismay. "Your Majesty, I fear I may not have the capacity to comprehend this power of yours."