Who said "Then you should say what you mean."?

This quote is attributed to Mad Hatter.

Then you should say what you mean. - Mad Hatter

"Then you should say what you mean."

Mad Hatter Truth

Character in Alice's Adventures in Wonderland

Buy "Alice's Adventures in Wonderland" on Amazon

"Have some wine."

"We must have tea now."

"I've had nothing yet, so I can't take more."

"The best way to explain it is to do it."

"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."