Possible Clues:

• That could never be what you're taught at last
• What nudism makes one begin to have?
• If you want to be a striper, this is the first thing you must learn to have
• If you wish to be a nudist, that's the first thing you'll have to learn to have
• That's the first thing a stripper has to learn to have
• That's the very first thing a stripper must learn to have
• No-one could be made to start with this after 30 across
• The first thing as a stripper you have to learn to have
• That's the first thing a nudist has to learn to have
• The first thing you learn is to have fewer clothes