Origin of wake up and smell the coffee?

The phrase "wake up and smell the coffee" is often used to encourage someone to become more aware of their surroundings or situation, or to take a more realistic and practical view of things. It implies that the person is currently inattentive or unaware of something important, and needs to become alert and focused in order to understand or deal with the situation effectively.

The origin of the phrase is not entirely clear, but it is believed to have originated in the early 20th century. One possible origin is the military, where the phrase "wake up and smell the coffee" was used to rouse soldiers who were tired or unfocused during training or combat. Another possible origin is from the world of business or sales, where it was used to encourage salespeople to be more alert and attentive to potential customers or opportunities.

Over time, the phrase gained wider usage and became a popular expression in everyday language, used in various contexts to convey the idea of becoming more aware or focused on a situation. It is often used in a humorous or light-hearted way, but can also be used in a more serious or urgent manner to convey a sense of urgency or importance.