How do scholars reconstruct the original text of an ancient document when no original survives? Through the science of textual criticism - and the New Testament is, by every measurable standard, the best-attested document of the ancient world.
No original autograph of any ancient text survives. Historians reconstruct originals by comparing manuscript copies. The New Testament's manuscript attestation dwarfs every other ancient text:
For comparison: Homer's Iliad survives in roughly 1,800 manuscripts, with the earliest substantial copies dating ~400 years after composition. Caesar's Gallic Wars survives in about 10 manuscripts, the earliest dating ~1,000 years later. No classicist doubts the reliability of these texts. The New Testament exceeds them by orders of magnitude.
Bart Ehrman and other critics emphasize that there are approximately 400,000 textual variants among New Testament manuscripts. This number sounds alarming - until you understand what it means.
Critically, Ehrman's own data supports this conclusion. When pressed in academic settings, Ehrman himself acknowledges that the text of the New Testament is remarkably well-preserved.
Even Bart Ehrman - Christianity's most prominent textual critic - co-authored a textbook stating that "the essential Christian beliefs are not affected by textual variants in the manuscript tradition of the New Testament." (Ehrman & Metzger, The Text of the New Testament, 4th ed.)
"The Bible has been rewritten and changed over centuries - like a game of telephone."
The "telephone game" analogy is fundamentally misleading. In telephone, there is one chain of transmission and no way to check earlier versions. With manuscripts, there are thousands of independent chains, and earlier copies survive alongside later ones. Scholars can compare across chains to identify and correct errors. It is more like having 5,800 independent recordings of the same speech - errors in any one recording are easily detected by comparing it to the others.
"The books of the Bible were chosen at the Council of Nicaea for political reasons."
This claim - popularized by Dan Brown's fiction - is historically baseless. The Council of Nicaea (325 AD) addressed the Arian controversy about Christ's divinity. It did not discuss or vote on the biblical canon. The books of the New Testament were already in widespread use across Christian communities for 200+ years before Nicaea. The canon developed organically through apostolic authorship, doctrinal consistency, and universal church acceptance - not by a single political decree.
Why does having 400,000 textual variants in the New Testament manuscripts actually support its reliability?
The New Testament is the best-attested document of the ancient world - with 5,800+ Greek manuscripts, a copy gap as small as 25 years, and independent corroboration from patristic citations. Textual variants are overwhelmingly trivial, and no core Christian doctrine depends on a disputed passage. Even Christianity's fiercest textual critics acknowledge this.