Jewish mothers are known for inciting a sense of guilt in their children. A popular tale holds it that after a Jewish mother was disappointed by the career accomplishments of her 36-year-old child, she complained: “By your age, Mozart did not only compose over 50 symphonies, but he even managed to die!”
The simplest assumption in physics is that similar circumstances lead to similar outcomes. It is therefore reasonable to assume that many intelligent species may have lived throughout cosmic history on the surface of Earth-like exoplanets which are positioned at a similar distance from Sun-like stars. By the present technological age of humanity, the most advanced among them did not only accomplish much more in interstellar travel than humanity did but they even managed to die! The technological products that space faring civilizations left behind outlive them, just like Mozart’s symphonies. It makes more sense to these even more than to search for their fleeting radio signals, which by now are long gone.
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