A surgeon interested and involved in education and training, commented positively on one of my previous editorials in which I said that '…. the wrong content will very easily cross the line from education to brain wash'. He hence asked'…. how to know that I am not brain washing people while claiming educating them?' I rephrased his question into: 'how to avoid brain wash during education?'  To this I would say: -
The best protection against brain wash in general is a free mind developed during education.