An undefined problem has an infinite number of solutions.
—Robert A. Humphrey
The greatest challenge to any thinker is stating the problem in a way that will allow a solution.
Do you know what your problem is? You can't live with the idea that someone might leave.
—John Green in An Abundance of Katherines
The real problem is not whether machines think but whether men do.
—B. F. Skinner
For every complex problem there is an answer that is clear, simple, and wrong.
—H. L. Mencken