After all, the whole point of this was to ensure his continued survival.
But how were they to ensure survival in the game, and then at the highest level?
Steps were thus taken to ensure the survival of the remains.
Much happened in the first decade of the 21st century to ensure the building's survival.
"In fact, we went to a great deal of trouble and risk to ensure their survival."
I think he is simply ensuring his own survival if things come to yet another civil war.
But they do so, quite naturally, in order to ensure their survival.
Every species takes advantage of other living things to ensure its survival.
Particularly when we proposed this plan to ensure the Families' survival.