我并不完美。我和其他人一样会犯错。
拓扑和量子力学之间的相互作用是一个丰富的研究领域,它以其深度和复杂性不断给我们带来惊喜。
A legal system is a system of rules which are valid according to the system's own criteria of validity.
Sustainability is not a choice; it's our responsibility to future generations.