Lenox with lord talked about something that at the start of the scene triggered the lord to think about something.Because in the scene it said “MY FORMER SPEACHES HAVE BUT TRIGGERED YOUR MIND”.It also says that strange things have been occurring.As the quot said “THINGS HAVE BEEN STRANGELY BORNE”.Then at the end of the scene Lennox and the lord talk about how a war is going to be triggers by Macduff.