ukanonymous,
All the things you say you have done you would not have been able to have done 'a long time ago' (whenever that was).
With a mother as a nurse ( 17th century equivalent probably housekeeper) and father car mechanic ( Groom) you would have done what your father did, so opportunities are there for the taking now.
You said you went to Private school, but your parents were not rich - then, with Boarding fees currently around £30,000 a year, you must have been awarded a bursary, though normally bursaries do not include boarding fees just the education part. This would not have been available 100 years ago.
Although their still exists inequalities on the whole everything is much fairer now, even in the last 100 years - I can't even imagine why you would think it is'nt