Some Well-Known Pangrams

The quick brown fox jumps over the lazy dog.
This is undoubtedly the best known pangram. It contains all 26 letters of the alphabet (as it must do in order to be a pangram) and is 35 letters long. That means that is not particularly economical with 9 surplus letters.
However, either of them may be exchanged for the much shorter indefinite article, a, thus saving on 2 letters:
The quick brown fox jumps over a lazy dog.

This is 33 letters in length. That can be beaten with the following, which has just 32 letters:
Pack my box with five dozen liquor jugs.