Who said "My dogs are more honest than my courtiers."?

This quote is attributed to Frederick the Great.

My dogs are more honest than my courtiers. - Frederick the Great

"My dogs are more honest than my courtiers."

Frederick the Great

Military King Prussian 1712–1786

"I have resolved never to start an unjust war, but never to end a just one except by conquest."

"A prince who loves his people and is loved by them is never in danger of rebellion."

"The more you own, the more it owns you."

"I am the first servant of the state."