A notable story about innovation comes from a Japanese soap manufacturer. After receiving a complaint about a soap box that was empty, the company discovered that some boxes left the factory without soap. To address this issue, they invested in an expensive scanning system to inspect each box on the assembly line and assigned two engineers to oversee the process. While this solution proved effective, it was costly. One day, a factory employee proposed a simple yet clever idea: placing an electric fan at the end of the assembly line. The fan would blow away the lighter, empty boxes, while the heavier, filled ones would remain in place. This creative solution allowed the company to effectively resolve the problem without incurring high expenses, demonstrating that sometimes straightforward ideas can provide the best outcomes.

The brain is often not likened to a muscle, but it functions similarly to other body parts. Like muscles in the arms and legs, the brain can weaken without consistent activity. Studies indicate that acquiring new languages later in life offers significant advantages. A key benefit pertains to how the brain retains information about the new language learned. In younger individuals, knowledge of a new language tends to be concentrated in one specific area of the brain. However, for those whose brains are fully developed, this language information is distributed across multiple regions. This distribution implies that a greater portion of the brain is engaged and exercised, enhancing cognitive function.

Inside Out is a 2015 animated film from Pixar Animation Studios that explores the emotional landscape of a young girl named Riley, who navigates her family's move to a new home. The storyline centers on five personified emotions—Joy, Sadness, Fear, Disgust, and Anger—that guide her thoughts and behaviors. The director first envisioned the concept for Inside Out in October 2009, inspired by the noticeable shifts in his daughter's personality as she matured. To accurately depict the intricacies of the mind, he consulted with psychologists and neuroscientists. Initially, the film considered twenty-seven emotions, such as irritation, envy, and love, but the count was reduced to maintain clarity and focus. Riley processes her experiences into memories, depicted as colorful orbs, which are transported to long-term storage each night. A key theme of Inside Out is the representation and implications of emotions and memories, highlighting the sincerity and kindness of the emotions striving to support Riley's life. Following the film's success, a sequel titled Inside Out 2 is set to be released in 2024, featuring the ongoing journey of Riley's emotions as they encounter new experiences. According to Rotten Tomatoes, the film has received a positive response, with 91% of 287 critic reviews rating it favorably and an average score of 7.6/10. Inside Out 2 is praised for its ability to clear the mind and warm the heart, effectively continuing the emotional depth established by its predecessor.