"Songs that I think are good are particularly difficult to perform."
- "Only for songs that I think are good." 「良いと思った曲に限って」
"only for~" 「〜に限って」
"songs that I think a good"「良いと思った曲」
- "Songs that I think are good are particularly difficult to perform." 「良いと思った曲に限って演奏が難しい
"〇〇 are particularly ~" 「〇〇に限って〜」
"difficult to perform" 「演奏が難しい」