Realism (international relations)

"In the vagueness and vastness of this ambition, open-ended with a vengeance, realism dissolves itself into a potentially all-purpose justification of any of the adventures conducted in the name of liberalism."

"So here’s the puzzle: Realist advice has performed better than its main rivals over the past two-and-a-half decades, yet realists are largely absent from prominent mainstream publications."