A closed mind is a dying mind.
Sentiment: NEGATIVE
The approach of death certainly concentrates the mind.
What a terrible thing to have lost one's mind. Or not to have a mind at all. How true that is.
Shutting off the thought process is not rejuvenating; the mind is like a car battery - it recharges by running.
Minds are like parachutes - they only function when open.
The object of opening the mind, as of opening the mouth, is to shut it again on something solid.
The brain-mind is not a computer, and regarding it as one has led to a variety of theoretical dead ends.
A mind which really lays hold of a subject is not easily detached from it.
I believe in an open mind, but not so open that your brains fall out.
A quiet mind cureth all.
A mind too active is no mind at all.