“I can remember when the air was clean and sex was dirty.”
“The secret to a happy parternship? Keep the fights clean and the sex dirty.”
“I remember it as October days are always remembered, cloudless, maple-flavored, the air gold and so clean it quivers.”
“The only soap of a dirty society is the clean men; only the clean can wash the grimy!”
“Is sex dirty? Only when it's being done right.”
“You emptied the top rack of the dishwasher but not the bottom, so the clean dishes have gotten all mixed up with the dirty ones - and now you want to have sex?”