Historically, there are numerous examples that illustrate the concept of 'All That Glitters Is Not Gold.' One prominent example is the California Gold Rush of the mid-19th century, where many individuals flocked to the region in search of fortune, only to find that the reality of mining was fraught with hardship and disappointment. Similarly, the 1920s stock market boom led many to invest heavily in seemingly lucrative ventures, only to face devastating losses during the Great Depression. These examples highlight how the pursuit of superficial wealth can lead to disillusionment and underscore the importance of recognizing the potential pitfalls associated with chasing after appearances rather than substance.