ôn cố nhi tri tân

In real, traceable use. Part of the curated seed collection; community review is coming.

Meaning · English

Warm the old to know the new — revision is where discovery lives.

Literally: review the old and know the new

Examples

Học bài cũ kỹ vào, ôn cố nhi tri tân.Review the old lessons well — the new hides inside them.

Editorial example (VI sweep batch 040, illustrative)

Sources & notes

Discovered via Tục ngữ, cổ ngữ, gia ngôn (Huỳnh Tịnh Của, 1897; public domain, via vi.wikisource); retrieved 2026-08-01. Source: source ↗ Attested in Tục ngữ, cổ ngữ, gia ngôn (Huỳnh Tịnh Của, 1897). Definition is an original editorial synthesis, not copied from the source.

Common questions

What does “ôn cố nhi tri tân” mean?

Warm the old to know the new — revision is where discovery lives. Literally: review the old and know the new

Is “ôn cố nhi tri tân” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.