The evolution of a Flight attendant

If she's been  flying for one month
	She blushes at dirty jokes
	She wants to marry a captain
	She thinks that a flight attendant's work leaves her intelligent
	She reads "What Every Girl Should Know"
	She thinks all men are nice
	She wears her wings with pride

If she's been flying for six months
	She smiles at dirty jokes
	She wants to marry a second officer
	She thinks that a flight attendant's work leaves her fairly intelligent
	She reads "How To Win Friends And Influence People"
	She thinks some men are nice
	She wears her wings happily

If she's been flying for one year
	She laughs at dirty jokes
	She wants to marry a ramp agent
	She thinks that a flight attendant's work leaves her intelligent enough
	She reads "The Art Of Love"
	She hopes some men are nice
	She wears her wings happily

If she's been flying for three years
	She tells dirty jokes
	She thinks that a flight attendant's work leaves her a little intelligence
	She reads "How To Live Alone And Like It"
	She knows all men are not nice
	She still wears her wings

If she's been flying for five years
	She invents dirty jokes
	She wants to marry
	She would rather not have to think
	She reads "To Have And To Hold"
	She would rather wear a ring

If she's been flying for six years
	She is the girl in the dirty jokes
	She wants to marry, "but after all, is it really necessary?"
	She can't think
	She reads "Fact Is Better Than Fiction"
	She wears a mink