A presumption of any fact is, properly, an inferring of that fact from other facts that are known; it is an act of reasoning; and much of human knowledge on all subjects is derived from this source.
Tony AbbottWhy isnโt the fact that 100,000 women choose to end their pregnancies regarded as a national tragedy approaching the scale, say, of Aboriginal life expectancy being 20 years less than that of the general community?
Tony Abbott