The multiple sides and faces of life

Many things in life, you realise as you go on in the different phrases of life is that you can't judge many things by simplying looking at it. This is especially not on the surface,not even on the edge. Somethings in life are just too complicated to be understood.Too many faces to it, that sometimes it just confuses you.

Why can't this world function in a simpler way? Can someone please tell me?