Knowledge in ancient India was protected by caste lines, not legal or economic ones.

He noticed that they had split up so that they were sitting along caste lines.

The opponents say set-asides would diminish the quality of India's best universities and divide students along caste lines.

The society is organized mainly on caste lines.

Political lines in India have often been drawn along caste lines; however, this is only part of the story.

I recall one conversation in particular that surprised me, as it transcended not only caste lines, but chain of command as well.

Endogamy was common because marriage across caste lines was socially unacceptable.

Unlike other parts of the world, mobility is sometimes possible within sub-castes, but not across caste lines.

Indian society is generally divided into caste system, with caste lines driving most social interactions.

They report a striking presence of exogamous marriages across caste lines over time, particularly since the 1970s.