And, why every teacher is capable of teaching an unsatisfactory lesson.
This is compounded by what those in the sector describe as a growing crisis over who is actually capable of teaching sex education.
Tony Randall starred in the title role of a magician whose exotic traveling circus is capable of teaching many lessons to those willing to listen.
I said that I felt just about any teacher was capable of teaching an unsatisfactory lesson occasionally, and we need to recognise that and have a degree of humility about it.
I don't see how a primary school teacher could assess a secondary lesson any more than I, as a secondary school teacher, would ever consider myself capable of teaching a primary class – it's not something I'm trained for.
Apart from the obvious fact that a poor teacher is a human being too and deserves respect and compassion, there is also the issue of a teacher who is seen as poor being perfectly capable of teaching successfully if they are given the chance to do so.
Other elegies are devoted to Mary's freshman-year roommate, whose nihilism feeds on Mary's own apathy; a tart gay composer she befriends while searching for her sister; and her mother, a narcissistic beauty "best capable of teaching" Mary that love is not only "fleeting" but "horrifying".
A recent report by the Royal Society also found that computer education in English schools was "highly unsatisfactory" and highlighted a shortage of teachers capable of teaching computer science with only 35% of England's ICT teachers being subject specialists.
Unlike previously AI victories — such as Deep Blue's defeat of chess grandmaster Garry Kasparov in 1997, or IBM Watson's Jeopardy! triumph in 2011 — DeepMind programmed AlphaGo to be capable of teaching itself, not just carrying out a set of fixed moves or activities.
