polish intro a bit

README.md

@@ -4,9 +4,10 @@
 # Tesseract.js
 [Installation](#installation) • [Docs](#docs) • [Contributing](#contributing)
 
-Tesseract.js is a pure javascript version of the Tesseract OCR Engine that can recognize English, Chinese, Russian, and 60 other languages.
+Tesseract.js is a pure javascript library that lets you get words written in English, Chinese, Russian, and [60 other languages](./tesseract_lang_list.md), out of scanned documents and other images.
+
+Tesseract.js is a pure javascript version of the [Tesseract OCR Engine](https://github.com/tesseract-ocr/tesseract).
 
-Tesseract.js lets your code get the words out of scanned documents and other images.
 
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