Mais

Coordinating conjunction

  celui

1️⃣

Pronoun

  qu'on

  leurrait

Verb

,  était

Auxiliary

  séduit

Verb

  au fond

 d'une  idée

💡

Noun

  non

🙅

Adverb

  moins

Adverb

  vaine

Adjective

.

But the one who was deceived, was seduced at the bottom of an idea no less vain.

But the one who was deceived, was seduced at the bottom of an idea no less vain.