Latin maxim. • “an agreement contrary to law or morals can give rise to no right of action in any party to it, either for the enforcement of it, or for the recovery of property parted with in pursuance of it.” (People v. Manansala, En Banc, November 18, 1933 [Per J. Abad Santos, En Banc, Separate Opinion])
renuntiatio non praesumitur
Latin maxim. • “A waiver of rights is not presumed.” (ACD Investigation Security Agency, Inc. v. Daquera, G.R. No. 147473, March 30, 2004, cited in