“The lecture was interesting, but it was much too long.” “'My sentiments exactly!'” [=I agree with you completely]
A good politician understands public 'sentiment'. [=understands the opinions held by many or most people]
His criticism of the court's decision expresses a 'sentiment' that is shared by many people.
(..) You think this madness will end with your rule? It's too late. It's too late to stop it. No. We can, together. Sentiment. We've got civilians still trapped up here. Loki. They're fish in a barrel down there. We got this. It's good. Go. (..)2012 The Avengers
(..) That much gamma exposure should have killed you. So you're saying that the Hulk... The other guy saved my life? That's nice. It's a nice sentiment. Saved it for what? I guess we'll find out. You may not enjoy that. And you just might. we moved Jane Foster. They've got an excellent (..)2012 The Avengers