Navy primary flight training—the instructor had it coming
He explained roll control by snapping the stick left and right, causing my helmet to nearly strike the canopy. Then, to define pitch control, he sharply shoved the stick forward to about minus 1G, and hauled it back to about plus 2Gs. At about that point, straight ahead, a towering cumulus cell loomed up. We could have banked steeply right or left to avoid it but Morris chose a different path.