Death by autoerotic asphyxiation is less common that thought. Still, choking is the most deathly BDSM activity.

When an old fisherman tried to sexually abuse me in his boat, I escaped swimming. Years later, I visited him on his deathbed.

The Way of the Warrior is a philosophy of life consisting on acting with focused attention

Since there is no consciousness after death, we experience nothing, so there is nothing to fear.