Who said "The only decent thing to do is to be honest."?

This quote is attributed to Marlene Dietrich.

The only decent thing to do is to be honest. - Marlene Dietrich

"The only decent thing to do is to be honest."

Marlene Dietrich Truth

Actress and Singer German-American 1901–1992

"I love the company of tough, strong men and women."

"Darling, a legend is only as good as its story."

"It's uncivilized to commit suicide."

"I dress for the image. Not for myself, not for the public, not for fashion, not for men."

"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."