The word crisis- is from the Greek, meaning a moment to decide. - The recurrent moments of crisis and decision when understood, are growth junctures, points of initiation which mark a release from one state of being and a growth into the next.
And if travel is like love, it is, in the end, mostly because it's a heightened state of awareness, in which we are mindful, receptive, undimmed by familiarity and ready to be transformed. That is why the best trips, like the best love affairs, never really end.