Number 51: Dare I speak what burns within? Though you know it not, I crackle in the moxa flames of love for you (Love poem 612 in the 'Goshui wakashu' (Later collected gleanings))
51番　かくとだに　えやはいぶきの　さしも草　さしも知らじな　燃ゆる思ひを（「後拾遺和歌集」恋一612）