A woman's heart will rule her head much more quickly than a man's.
6 seconds sound clip from the The 39 Steps (1937) classic radio play.
You can hear this line at 00:40:23 in the radio play.
Quote context
[...]
- I am of course referring to patriotic spies... not mercenaries.
- How does a woman compare with a man as a spy?
- Very favorably... up to one point.
- A woman's heart will rule her head much more quickly than a man's.
- Today, there is probably one woman to every two men in the world's espionage service.
- Along with qualifications, I presume that methods have changed little since the days of Moses.
- That's very true. They remain essentially unchanged.
- But there have been radical technical changes in carrying out those essentials.
[...]