Who said "You are the son of a Duke, but you are also human."?

This quote is attributed to Thufir Hawat.

You are the son of a Duke, but you are also human. - Thufir Hawat

"You are the son of a Duke, but you are also human."

Thufir Hawat

Character in Dune

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"A person is smart. People are dumb."

"Betrayal is an art which is difficult to master."

"There is no greater warrior than a man who knows himself."

"A tool has no power of its own; it acts through the will of the wielder."