Ideas improve. The meaning of words participates in the improvement. Plagiarism is necessary. Progress implies it. It embraces an author's phrase, makes use of his expressions, erases a false idea, and replaces it with the right idea.
“You always hear actresses talk about how unromantic it is to act a love scene or a sex scene - which it is. You're doing it with all these lights on and cameras flying around and people on the set.”
“I have seen some crazy people do some crazy things on my variety show. I have to stop and ask them a lot of the time, just how they figured out that they could do the things that they do, some of it is just plain freaky.”