Who said "We are all aliens on Gethen"?

This quote is attributed to Therem Harth rem ir Estraven.

We are all aliens on Gethen - Therem Harth rem ir Estraven

"We are all aliens on Gethen"

Therem Harth rem ir Estraven Philosophy

Character in The Left Hand of Darkness

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"Light is the left hand of darkness"

"A man who won't work cannot love, and a man who won't love is a man who won't work"

"You cannot buy the wind"

"Shame is a barrier to love"

"I've seen the worst humanity has to offer."

"Sometimes I wonder if the world is worth saving."

"Every choice shapes our destiny."

"Order is the foundation of a good life."