We supplicate all rulers not to remain deaf to the cry of mankind. Let them do everything in their power to save peace. By so doing they will spare the world the horrors of a war that would have disastrous consequences, such as nobody can foresee.
The goal is to live a full, productive life even with all that ambiguity. No matter what happens, whether the cancer never flares up again or whether you die, the important thing is that the days that you have had you will have lived.