Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession. ...

Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession. (Phil Plait)

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Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.

Phil Plait Quotes: Other job markets may lay claim to the title, but astronomy is actually the world's oldest profession.