Why modern people are questioning ancient heritage and traditional goods

The popularization of science education and the spirit of science has raised the level of awareness of the people. Mainly the popularization of the basics of natural sciences such as physics and chemistry in high school - things that can't be used directly, but can go a long way in helping to shape a person's correct worldview and make it less easy for others to fool you.

So - once one gets serious in the spirit of science, it is doubtful that many traditional things are reliable.

Traditional things surely can't all be good - otherwise how could human history have progressed as a civilization? The waves of the Yangtze River push forward the waves of the past, and one generation is bound to be stronger than the next. People like Confucius, who respected self-restoration and the ancestors, were known to say, "How can we know that the future generations are not now?