Copy from one, it's plagiarism; copy from two, it's research.

For such kind of borrowing as this, if it be not bettered by the borrower, among good authors is accounted plagiary.

If you steal from one author, it's plagiarism. If you steal from two, it's research.

Plagiarism is the capital crime in academics. There's no reason to believe that Princeton is a bastion of ethics.

The similarity of thoughts or the point of view between the two persons may appear a case of like-mindedness, but the fact could be one is trying to snatch the credit of others for own selfishness.

Bush used that line recently. I should sue him for plagiarism.