The answer to this question depends on what chronology system a particular people uses. Most countries in the world today use calendars, the dates in which are counted from the moment of the birth of Jesus Christ. Now, according to this system, it is 2020. In Judaism, a different calendar is used, where the chronology comes from the moment of the creation of the world. Muslim peoples also have their own calendar. They count down the dates from the moment of Hijra, the sacred date for the Prophet Muhammad.
One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.