A trolley is speeding toward five people. You can pull a lever to divert it,
but it will kill one person on the other track.
Do you pull it?

Question

Accepted Answer

There’s no consensus. Utilitarians say yes (5 > 1); deontologists say pulling the lever makes you a murderer. — The trolley problem is philosophy’s most-tested thought experiment. Modern versions apply it to self-driving cars — where the code has to decide in milliseconds.

A trolley is speeding toward five people. You can pull a lever to divert it, but it will kill one person on the other track. Do you pull it?