Hong Kong students must learn about the newly proposed national security law in schools as if it is “part of their lives”, the education minister says.Speaking on a radio programme on Saturday, Secretary for Education Kevin Yeung Yun-hung suggested that once the law was enacted in Hong Kong, national security would be a topic that everyone should understand and learn.“It has nothing to do with politics,” Yeung said. “It becomes part of our lives once the national law applies in Hong Kong, and…