Sentence with arithmetic progression
What's special about this sentence?
I do not know where family doctors acquired illegibly perplexing handwriting nevertheless, extraordinary pharmaceutical intellectuality counterbalancing indecipherability, transcendentalizes intercommunications' incomprehensibleness.
Highlight the lines below for answer.
The first word contains 1 letter, the 2nd word contains 2 letters, and so on. Infact, this is the longest sentence in English where the Nth word contains N letters.