Citações de citações e plágio

"Plagiarism is the sincerest form of flattery." - Unknown

"Copying from a single source is called plagiarism, copying from multiple sources is called research." - Unknown

"Imitation is the sincerest form of flattery that mediocrity can pay to greatness." - Oscar Wilde

"Plagiarism is the act of taking someone else's work and passing it off as your own." - Unknown