Scientia potentia est that with knowledge or education, one's potential or abilities in life will certainly increase. Having and sharing knowledge is widely recognized as the basis for improving one's reputation and influence, thus power. This phrase may also be used as a justification for a reluctance to share information when a person believes that withholding knowledge can deliver to that person some forms of advantage. Another interpretation is that the only true power is knowledge, as everything (including any achievement) is derived from it. Terry Brooks. "First King of Shannara" Ballantine. C. 1996 Scientia potentia est The phrase "scientia potentia est"" (or
Non est factum Non est factum Non est factum (Latin for "it is not [my] deed") is a defence in contract law that allows a signing party to escape performance of an agreement "which is fundamentally different from what he or she intended to execute or sign." A claim of "non est factum" means that the signature on the contract was signed by mistake, without knowledge of its meaning. A successful plea would make the contract void "ab initio". According to "Saunders v Anglia Building Society" [1971], applied in "Petelin v Cullen" [1975], the strict requirements necessary for a successful plea can are