Insanity is often the logic of an accurate mind overtasked. Good mental machinery ought to break its own wheels and levers, if anything is thrust among them suddenly which tends to stop them or reverse their motion. A weak mind does not accumulate force enough to hurt itself; stupidity often saves a man from going mad.
- Oliver Wendell Holmes, Sr. 'The Autocrat of the Breakfast Table'
This is a bit of self-criticism on my part; yes, I've learned how to enjoy my Maoist struggle sessions here in Shanghai.