物理学相信时间的连续性，因而所谓新世纪或新千年纪对于物理学家并无特别意义。然而，人类文明史确实在经历着一个重大转折，即人类由追求“开拓的自我实现”开始转向“反省的自我调整”。迄今为止，人类一直在追求自己的“所欲”，却从未认真反思过“所欲”为何，讲求获得“? Physics believes in the continuity of time, so the so-called new or new millennium is of no special significance to physicists. However, the history of human civilization is indeed undergoing a major turning point. That is, mankind has shifted from pursuing “pioneering self-realization” to “self-adjustment in reflection.” So far, mankind has been pursuing its own “desire”, but has never seriously considered “what it wants” why, and strive to obtain “?”