Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow. ...

In courtship, who wins and who loses will determine who passes on their DNA to tomorrow. (Helen Fisher)

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Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.

Helen Fisher Quotes: In courtship, who wins and who loses will determine who passes on their DNA to tomorrow.