What is the worst thing one person can do in order to get the longest sentence in prison?

Answer: longest prison sentence

Explanation:

The longest ever prison sentence was given to Chamoy Thipyaso, a Thai woman who defrauded 16,000 people in a pyramid scheme which netted her more than $200 million. In 1989, a judge sentenced her to an astonishing 141,078 years for corporate fraud.

kill a anther person