It's more than praising Finny. Trump got a standing ovation from thousands when he said, "I will send them all back".
And your point it — somehow it’s not as meaningful or profound when Cruz says it?
Sincere and outspoken as he is, he's still a patriotic celebrity billionaire real estate mogul who became famous through self-promotion and showmanship. The ovation wasn't for him, it was for the idea he expressed. And the idea is being expressed in many places.