C.I. Lewis secured himself from any charge of ‘rationalism’ by arguing, in John Passmore's words, that “ the distinction betwe...

In a material implication which includes p and q , if p is true, then q must be true. Statement p implies both q and q ’s truth. ...

Conditionals must be, by their very nature, unsound. They're unsound because they are non-deductive. They express what could be th...

  Despite the problems with unsound reasoning, most of us (or everyone!) who use such reasoning will still require that our unsound...

Quantum mechanics has been used to explain just about everything that's so far unexplainable. Consciousness doesn't escape th...