Man's passion for truth is such that he will welcome the bitterest of all postulates so long as it strikes him as true.
Man would be "otherwise." That's the essence of the specifically human.
Avoid pulpits, platforms, stages and pedestals. Keep to the hard ground. It is the only way you can judge your approximate status as a man.
What the poet is searching for is not the fundamental I but the deep you.
The deepest words of the wise man teach us the same as the whistle of the wind when it blows or the sound of the water when it is flowing.