In a world filled with hate, we must still dare to hope. In a world filled with anger, we must still dare to comfort. In a world filled with despair, we must still dare to dream. And in a world filled with distrust, we must still dare to believe.
量子力学的本质在于它提供了一个数学框架,用于描述原子和亚原子粒子的行为。
唯一的限制是你为自己设定的限制。