The topic of religion can be considered the third rail in many discussions.
Тема религии может считаться щекотливой темой во многих обсуждениях.
Definitions
A 'third rail' refers to a topic or issue that is so controversial or politically charged that it is considered untouchable or dangerous to address, especially in public discourse. The term originates from the electrified third rail used in some train systems, which carries high voltage and is dangerous to touch.
