He doesn't seem to be saying that he chooses not to understand but rather he's trying to optimize his time to improve in the context of his current knowledge. T

He doesn't seem to be saying that he chooses not to understand but rather he's trying to optimize his time to improve in the context of his current knowledge. This is understandable and it's important to know what's in the standard library in order to be productive. As he gains experience I suspect his curiosity will lead to deeper exploration.