The first two Beatitudes were more about inward attitudes, having a right outlook on your own spiritual state and being rightly upset and grieved over sin and evil in the world and within yourself. The third Beatitude is a bit more outwardly focused, as it has to do with how we interact with the world and people around us.
Matthew 5:5
“Blessed are the meek, for they shall inherit the earth.”
The word meek, in today’s society, means “quiet, gentle, and easily imposed on; submissive.”
This is somewhat the same meaning that Jesus is getting at here, but with a few important distinctions. We typically think of a meek person as someone who is shy and quiet, like a mouse, someone who is weak, who doesn’t, and can’t, stand up or speak up for themselves or others and who is easily taken advantage of. However, that isn’t really the idea that Jesus was trying to convey. Jesus is quoting an Old Testament verse here:
