| Appears in: | A Study in Scarlet |
|---|---|
| Quotation: | "No data yet," he answered. "It is a capital mistake to theorise before you have all the evidence. It biases the judgement." |
| Notes: |
| Appears in: | A Study in Scarlet |
|---|---|
| Quotation: | "No data yet," he answered. "It is a capital mistake to theorise before you have all the evidence. It biases the judgement." |
| Notes: |