This is an example I saw today on Simple Talk:

CREATE TABLE "╚╦╩╗" ( "└┬┴┐" nvarchar(10))

DECLARE @ nvarchar(10)  set @='═'

INSERT  INTO "╚╦╩╗"

        ( "└┬┴┐" )

        SELECT  replicate(@,5)

SELECT  *

FROM    "╚╦╩╗"