Determining the equality of two values in Common Lisp is not as straightforward as it might seem, and there are a few parts of the specification that seems inconsistent, especially to those coming from other high level languages.
“Because all the interesting things in life were invented before you were born.”
“We are at the very beginning of time for the human race. It is not unreasonable that we grapple with problems. But there are tens of thousands of years in the future. Our responsibility is to do what we can, learn what we can, improve the solutions, and pass them...