The idiom "Herculean task" refers to a job that is extremely difficult or requires great effort and strength to complete. It originated from the myth of the Greek demigod Hercules, who was famous for his incredible strength and ability to perform impossible feats.

The idiom "fall for" means to be attracted or drawn towards something, especially someone, to the point of becoming infatuated or emotionally involved. It can also mean to be tricked or deceived by something or someone, often unintentionally.

The idiom "prone to" means more likely or inclined to do something, especially something negative or harmful. It describes a person who is susceptible to certain conditions, diseases, or circumstances that may affect their health or wellbeing.

The idiom "stand in a good stead" refers to being in a favorable position or having a good reputation. It means that someone is respected, trusted, and well-regarded by others.

The idiom "from cradle to grave" means from birth until death, or the entirety of a person's life. It is often used to refer to a situation that persists throughout someone's entire life, or to describe something that has been a part of a person's life since they were born.