Rosencrantz and Guildenstern Are Dead Fate and Free Will Quotes

How we cite our quotes: Citations follow this format: (Act.Line). Every time a character talks counts as one line, even if what they say turns into a long monologue.

Quote #10

GUIL: Our names shouted in a certain dawn…a message…a summons…There must have been a moment, at the beginning, where we could have said – no. But somehow we missed it. (3.347)

What exactly is the ambiguous message that Ros and Guil refer to throughout the play? Why use this specific memory to symbolize larger processes of fate at work?