If every conceivable precaution is taken at first, one is often too discouraged to proceed at all.

- Archer John Porter Martin

Much can often be learned by the repetition under different conditions, even if the desired result is not obtained.

- Archer John Porter Martin

Since, however, it is immaterial whether the work is done by assistants or a machine, I decided to build a machine equivalent to an array of about 200 separating funnels.

- Archer John Porter Martin