Quotes on Vocabulary

A vocabulary of truth and simplicity will be of service throughout your life.
-- Winston Churchill  

Be sure to taste your words before you spit them out.
 -- Anonymous

Vocabulary is a matter of word-building as well as word-using. 
-- David Crystal

Your understanding of what you read and hear is, to a very large degree, determined by your vocabulary, so improve your vocabulary daily.
-- Zig Ziglar 
 
Words are, in my not-so-humble opinion, our most inexhaustible source of magic.
 -- J.K. Rowling's character Dumbledore in Harry Potter and the Deathly Hollows 

You can't build up a vocabulary if you never meet any new words. And to meet them you must read. The more you read the better.
 -- Rudolf Flesch and Abraham Lass  

Words are important. If you cannot say what you mean, you will never mean what you say. And you should always mean what you say.
Paraphrased from the film, The Last Emperor written by Mark Peploe & Bernardo Bertolucci 
(The line was based on a quotation from George Bernard Shaw.)