A situation, daily happenings suddenly get an other quality.Problems become less urgent and priority, the mind is filled with interesting experiences and impressions, people and happens cannot make you nervous, you stand "over the things".
Words descent:
A friend, who makes a lot of journeys in foreign countries and cultures told about he sat at street cafe and although the conditions there were bad (dissolute place, at the street an old tire), he had an extraordinary feeling of luck and happiness, because his mind was full of beautiful experiences.
So AlexanderS defenition of this minds situation was born,
a so called tire-situation