Veracity or Truthfulness, without which Politeness is a farce and a show.
Politeness
Propriety carried beyond right bounds becomes a lie. Masamuni, the sword maker
Veracity or Truthfulness
Sincerity is the end and beginning of things; without sincerity there would be nothing. Zisi
Hae tibi erunt artes – pacisque imponere morem, Parcere subjectis, et debellare superbos
These shall be your arts, to set forth the law of peace, to spare the conquered, and to subdue the proud.