Mrs. Jones admits that she, too, has made mistakes she regrets.
Macbeth has heard that his wife died but does not realize this as important and meaningless as life is only dust. Tomorrow is a phrase of beats of time that brings with it doom. The candle is maybe the imagery of a soul in which Macbeth's future is grim.
The pep rally really heartened the team, who had suffered so many setbacks and challenges during the season that many were thinking of quitting.
To hearten means to give someone hope.
