A more thorough explanation:

Definition: Guilty mind refers to the state of mind that a defendant must have had when committing a crime, which the prosecution must prove to secure a conviction. This state of mind is also known as mens rea, which means criminal intent or recklessness.

For example, if someone steals something, the mens rea for theft is the intent to deprive the rightful owner of the property. In other words, the person must have had the guilty mind of intending to steal the property in order to be convicted of theft.

Mens rea is one of the two essential elements of every crime at common law, the other being actus reus, which refers to the physical act of committing the crime. Therefore, to be convicted of a crime, a defendant must have both the guilty mind and have committed the physical act.

It is important to note that not all crimes require mens rea. Some crimes, such as strict liability offenses, do not require the prosecution to prove that the defendant had a guilty mind. These offenses only require proof that the defendant committed the actus reus.

Overall, guilty mind or mens rea is an essential component of criminal law, as it ensures that individuals are not convicted of crimes unless they had the intent or recklessness to commit them.