Using these lines from act ii, explain the relationship between macbeth's words and the words of duncan's sons.

macbeth

had i but died an hour before this chance,
i had liv'd a blessed time; for, from this instant
there's nothing serious in mortality:
all is but toys: renown and grace is dead;
the wine of life is drawn, and the mere lees
is left this vault to brag of.

malcolm

what will you do? let's not consort with them:
to show an unfelt sorrow is an office
which the false man does easy. i'll to england.

donalbain.

to ireland, i; our separated fortune
shall keep us both the safer: where we are,
there's daggers in men's smiles: the near in blood,
the nearer bloody.