Parta tueri—Defend what you have won. M.
Partage de Montgomerie: tout d'un côté, rien de l'autre—A Montgomery division: everything on one side and nothing on the other. Fr. Pr.
Parthis mendacior—More mendacious than the Parthians. Hor.
Partial culture runs to the ornate; extreme culture to simplicity. Bovee.
Particeps criminis—A partaker in a crime; an accessory either before or after the fact.
Parties do not consider; they only feel. Ranke. 5
Parting day / Dies like a dolphin, whom each pang imbues / With a new colour as it gasps away, / The last still loveliest, till—'tis gone, and all is gray. Byron.
Parting is worse than death; it is death of love. Dryden.
Parting with a delusion makes one wiser than falling in with a truth. Börne.
Parturiunt montes, nascetur ridiculus mus—Mountains are in labour, a ridiculous mouse will be brought forth. Hor.