Henke Pistorius has spoken out in defence of his son Oscar, the Paralympian convicted of murdering his girlfriend Reeva Steenkamp, describing him as "a quality, quality man" with "his life ahead of him."The 72-year-old father shared his views in an interview, speaking with quiet conviction about the values he attempted to instil in his son."In raising Oscar, the qualities that I tried to instill in him were all learned successfully," he told IOL…