I think the keyword is you are just a lowly polyclinic doctor, which is why you do not have the responsibilities and KPIs that us specialists and higher ups do as we progress in our careers. Many of my medical peers with kids would advise them to choose an alternative career to medicine knowing what the reality is like now. For the students audience, the world is your oyster if you graduate with top IB or A levels scores, do not limit yourself to just medicine/dentistry.
I do not know how old you the previous writer are but you need to compare apples to apples, and recognise that your wife may not be in the same league as my JC friend if she is working that hard for that level of pay.