[...] But back I cannot go, this waste of time, this admission of having been on the wrong track would be unbearable for me. What? Run downstairs in this brief, hurried life accompanied as it is by that impatient droning? Impossible. The time allotted to you is so short that if you lose one second you have already lost your whole life, for it is no longer, it is always just as long as the time you lose. [...] As long as you don't stop climbing, the stairs won't end, under your climbing feet they will go on growing upwards.