All rights reserved. BCE, he began a process of codifying the possible ways that speakers or writers could persuade their audiences by the use of evidence. His schema has proven so useful that it has been the foundation for philosophers and writers for more than a millennium, and will likely endure as long as civilization does. Aristotle's outline of the use of evidence for persuasive writing was just as useful for the ancients as it will be in the next century. E vidence provides support for claims.
Evidence is subcategorized according to how it is used to support the claim.
Evidence that focuses on our ability to think is classified as rational appeal , evidence that focuses on our ability to 'feel' is emotional appeal , and evidence that focuses on our ability to trust those we find to be credible is ethical appeal . I call on Congress to pass the requirement for a V-chip in TV sets so that parents can screen out programs they believe are inappropriate for their children. And I urge them to do it. T hose three examples above appeared early in the address. Family is the foundation of American life.