- Not a conductor, but a brake!

Once, at a reception with the famous German professor of medicine L. Schleich (1859-1922), a high-ranking official decided to make a joke.
- Tell me, professor, - he asked, - doesn't your profession remind you of the role of a railway conductor, carefully accompanying passengers on their journey to the next world?
- No, what are you saying, - Schleich immediately answered. - I am more inclined to compare my modest role in that trip you are talking about with a BRAKE...