It's easy to work for somebody else; all you have to do is show up.

Courtesies cannot be borrowed like snow shovels; you must have some of your own

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

Courtesy is the one coin you can never have too much of or be stingy with.

Do the next thing.

Courtesies cannot be borrowed like snow shovels; you must have some of your own.