On a similar note, it's interesting how many great historical scientists were wealthy enough that they were able to pursue something like research as a leisure

On a similar note, it's interesting how many great historical scientists were wealthy enough that they were able to pursue something like research as a leisure activity. Even non-rich guys, like Mendel, otherwise had quite a bit of time for contemplation. Scientific research is fickle, it's no surprise that people push things when their livelihood relies on consistent successes in an endeavor that is 90% failures.