Who said "Duty requires what the heart denies"?

This quote is attributed to Estraven.

Duty requires what the heart denies - Estraven

"Duty requires what the heart denies"

Estraven

Character in The Left Hand of Darkness

Buy "The Left Hand of Darkness" on Amazon

"One cannot simply walk away from one's kethil."

"Winter is the time for stories, not for traveling."

"Forsivin! I had no forgiveness coming."

"Love is a country where borders are dreams."