Advertising: the science of arresting the human intelligence long enough to get money from it.
Stephen LeacockMen are able to trust one another, knowing the exact degree of dishonesty they are entitled to expect.
Stephen LeacockThe student of arithmetic who has mastered the first four rules of his art, and successfully striven with money sums and fractions, finds himself confronted by an unbroken expanse of questions known as problems.
Stephen Leacock