Who said "Honesty is always the best policy with friends."?

This quote is attributed to Barney.

Honesty is always the best policy with friends. - Barney

"Honesty is always the best policy with friends."

Barney Truth

"I love you, you love me, we're a happy family"

"With a great big hug and a kiss from me to you, won't you say you love me too?"

"Friends forever, that's what we'll be"

"Everyone is special, everyone is unique"

"Lucy, you got some 'splainin' to do!"

"You must always be honest with the people you love."

"Truth always comes out in the end."

"Honesty is always the best policy."