Half the money I spend on advertising is wasted; the trouble is, I don't know which half.

Half the money I spend on advertising is wasted, and the trouble is I don't know which half

Time is money. Wasted time means wasted money means trouble.

Any seeming deception in a statement is costly, not only in the expense of the advertising but in the detrimental effect produced upon the customer, who believes she has been misled.

The most common trouble with advertising is that it tries too hard to impress people.

Advertising is the art of convincing people to spend money they don't have for something they don't need.