It’s on the strength of observation and reflection that one finds a way. So we must dig and delve unceasingly.
正是通过观察和反思的力量,人们才能找到方法。所以我们必须不断地挖掘和钻研。
History has neither the desire nor the capacity to make men better or worse; it merely records what they have been and what they have done.
量子电动力学的发展表明,粒子的概念并不像曾经认为的那样简单。
学习的每一个方面或智能的任何其他特征都可以原则上被精确描述,以至于可以制造一台机器来模拟它。