让我们尝试教导慷慨和利他主义,因为我们天生自私。
The interplay between topology and quantum mechanics is a rich field of study that continues to surprise us with its depth and complexity.
互联网可能是迈向教育、组织和参与一个有意义的社会的非常积极的一步。
巫术并非源于对普遍力量的抽象概念,也不是错觉的结果;它是一种源于人类需求的制度。