- I bought oil shares, doctor. What do you think of oil?
- One of the most useful of minerals. As an investment, speculative rather. Apt to rise a little and then fall a lot, for no very apparent reason.
— Dr Knock (Robert Morley)
13 seconds sound clip from the Dr Knock (Theatre Royal 1954) classic radio drama series episode.
You can hear this line at 00:18:34.301 in the radio play.
