The mind is its own place and in itself can make a hell of heaven or a heaven of hell.
—John Milton, Paradise Lost
There is nothing more practical than sound thinking. No matter what your circumstance or goals, no matter where you are or what problems you face, you are better off if your thinking is skilled. As a professional—shopper, employee, citizen, lover, friend, parent—in every realm and situation of your life, good thinking pays off. Poor thinking, in turn, inevitably causes problems, wastes time and energy, engenders frustration and pain.
Critical thinking is the disciplined art of ensuring that you use the best thinking you are capable of in any ...