If there is no evolution of thought, what are we doing?
One day something may influences us one way, the next with slight change moves to another, we are in constant flux of change.
Here I think of the Johnny Walker advertisement, be it the highlands, the scenery or the story people enjoyed it, many viewers more than likely never sipped the alcohol. Clever story telling on the move, more were made but this one was a hit.
Consequently changing ones mind at a whim leads to questioning, hopefully leading to future development in oneself.
Building blocks of friendship normally arrives out of common respect.