Weighing the true costs and benefits in a matter of life and death.
They are often a matter of life and death.
Knowing the difference between these two situations could, again, clearly be a matter of life and death for many animals in the wild as well as for the human primate.
It is a matter of life and death.
The safe arrival of convoys is a matter of life and death to this country.
For such monocultures it is a matter of life and death, not only for individual farmers, but for communities.
That is a rather prosaic title for a debate which is about a matter of life and death.
These telegrams may be of extreme importance and even a matter of life and death.
