Excellent read...
...really taught me things l never understood.
https://www.amazon.co.uk/gp/customer-reviews/R1TUZ6ZS2EUP8T/ref=cm_cr_getr_d_rvw_ttl?ie=UTF8&ASIN=0995584907
https://www.amazon.co.uk/gp/customer-reviews/R1TUZ6ZS2EUP8T/ref=cm_cr_getr_d_rvw_ttl?ie=UTF8&ASIN=0995584907