It can be clearly seen that there isn't any culture standard to measure what is right or wrong in the world.
“显而易见,世界上没有一个衡量是非对错的绝对标准.”
主句中用seen是对的,表示被动,no one 改成not any较好,另外后面的people我觉得有点多余,去掉是不是更好?