"It was quite a shot in the head to do the album and then have it shot down by nonmusical idiots"

In this quote, Dan Fogelberg is revealing his aggravation and disappointment with the unfavorable reception of his album by individuals who are not well-informed about music. He explains it as a "shot in the head," which recommends that it was a sudden and painful blow to his confidence and creative efforts. Making use of the word "idiots" suggests that these individuals do not have comprehending or appreciation for his music, making their criticism even more upsetting. Overall, Fogelberg's words communicate a sense of hurt and disbelief at the rejection of his album by those who may not have the very same level of passion and understanding for music as he does.