I cannot speak for the whole of humanity but my own anatomy functions remarkable well considering its year of origin and rather underprovided state or repair. Major failures, largely related to mental acuity, have been overcome or sidestepped with the usual homo sapiens efficacity, if the locks not broke leave be, and it is creaky or stuck find another practical way in.
The secret is of course to persevere, continue, soldier onwards, not matter trials or tribulations fortune might scatter about, for the alternative in simply to lay and molder, a most disappointing finale and epitaph.
Daily Abstract Thoughts 