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I'm just a fool, I can only watch them "do their thing".

I think that everyone must take their responsabilities for the job that they have. Also who works in these fields does not have such a big responsibilty, but if you consider every little responsibilty of any single person you'll get a big one that will change our society.

I'm not entirely sure I am following. I can do my best, but it's not like that's going to matter (knowing myself).

but if you consider every little responsibilty of any single person you'll get a big one that will change our society.

Or will not.

Sure, some of them (the most of them) won't change anything :)