When you give a public talk, have him follow along in the outline so that he can see how you developed it.
عِنْدَمَا تُلْقِي خِطَابًا عَامًّا ،‏ أَعْطِهِ ٱلْمُجْمَلَ لِيَرَى كَيْفَ عَمِلْتَ عَلَى تَوْسِيعِ ٱلْمَوْضُوعِ .‏