Is it good luck to break a glass?

Breaking Glass and Its Symbolism

When a window or mirror unexpectedly shatters, it can signify the beginning of favorable transformations in your life. This incident is often seen as a positive omen, suggesting that your financial circumstances may soon see an upswing. Additionally, according to Vastu principles, if someone in your household is unwell, the sudden breaking of glass might symbolize a forthcoming improvement in their health.