A programming language is low level when its programs require attention to the irrelevant.
One man's constant is another man's variable.
In computing, the mean time to failure keeps getting shorter.
A LISP programmer knows the value of everything, but the cost of nothing.
There is no such thing as a free variable.
You think you KNOW when you learn, are more sure when you can write, even more when you can teach, but certain when you can program.