A logical argument must meed three conditions:

  1. The terms must be clear.
  2. The form must be valid.
  3. The premises must be true.

A basic syllogism looks like this:

  • Premise #1.
  • Premise #2.
  • Conclusion.

If the terms are clear and the form is valid, the conclusion must be true. Channel your inner Vulcan and put your feelings away, for no amount of hurt feelings will make the illogical logical or the logical illogical. There is no tantrum of any size that will make the true conclusion false or the false conclusion true.

What do each of these conditions look like? Continue reading