Title: Time.
Question: The violation of what implies that there should be a small counterbalancing time asymmetry?

Title: Railway electrification system.
Question: What is the crucial advantage of four-rail system?

Title: Literature.
Question: The work of what classical scientists is caught between being outdated and of literary importance?

Title: Freemasonry.
Question:
When was the first Papal prounouncement against Freemasonry made?