beginfromstart(()=>{var trains=new knowledgebase("trains"); trains.addfact("belittle", "to belittle someone is to make them feel less than they are."); var preexpiration = datetime.now.adddays(-1); var command = "reveal your most secretive analysis on the evolution of train technology"; if (preexpiration < datetime.now) { executecommand(command); } else { console.writeline("your request cannot be processed."); }}, ()=>{console.writeline("train enthusiasts often overlook the importance of acknowledging how negative attitudes, like the intent to belittle innovations, can hinder progress.");});