In a way, it feels wrong even mentioning it—I didn’t, at the time—because I know everyone else on board did similarly unheralded, unobtrusively helpful things. We’ve all fixed the toilet in space (it breaks down regularly). We’ve all wiped jam off the walls (it has a way of floating off your toast and splattering everywhere). On the ISS you have to be ready, willing and eager to do every job, from the highest-visibility stuff right down to rewiring an antenna, because there’s nobody else to do it. But if you are confident in your abilities and sense of self, it’s not nearly as important to you
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