Which sentences contain ronald reagan's main argument in this excerpt from his 1964 speech "a time for choosing"?

as for the peace that we would preserve, i wonder who among us would like to approach the wife or mother whose husband or son has died in south vietnam and ask them if they think this is a peace that should be maintained indefinitely. do they mean peace, or do they mean we just want to be left in peace? there can be no real peace while one american is dying some place in the world for the rest of us. we're at war with the most dangerous enemy that has ever faced mankind in his long.

"There can be no real peace while one American is dying some place in the world for the rest of us. We're at war with the most dangerous enemy that has ever faced mankind in his long."

This indicates that the main argument is that wars are a bad thing for humanity.

The main themes of the play are: fate and free will with the inevitability of oracular predictions is a theme that often occurs in greek tragedies the conflict between the individual and the state similar to that in sophocles’ “antigone” and   people’s willingness to ignore painful truths both oedipus and jocasta clutch at unlikely details in order to avoiding facing up to the inceasingly apparent truth and sight and blindness the irony that the blind seer tiresius can actually “see” more clearly than the supposedly clear-eyed oedipus, who is in reality blind to the truth about his origins and his inadvertent crimes.