Quotes from book
Charlie and the Great Glass Elevator

Charlie and the Great Glass Elevator is a children's book by British author Roald Dahl. It is the sequel to Charlie and the Chocolate Factory, continuing the story of young Charlie Bucket and chocolatier Willy Wonka as they travel in the Great Glass Elevator. The book was first published in the United States by Alfred A. Knopf, Inc. in 1972, and in the United Kingdom by George Allen & Unwin in 1973.

“Hooray!" said the Chief of the Army. "Let's blow everyone up! Bang-bang! Bang-bang!”
Source: Charlie and the Great Glass Elevator

“A little nonsense now and then, is cherished by the wisest men.”
Not original to this work, the proverb dates from at least the 18th century.
Source: Charlie and the Great Glass Elevator (1972), Ch. 12, 'Back to The Chocolate Factory' (p.88 in the Paperback edition (1998) from Puffin)