光速不变，质能方程，希格珀色子，泅渡于时间之河，dark energy。全息投影，黑洞表面。passage of time and motions. All time is eternally present. What might have been and what has been point to one end, which is always present. 时间之矢指向熵增方向。 波粒二象性，概率波，薛定谔方程。量子纠缠，瞬间传送，忒修斯之船。量子位计算。