Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
The concept of a legal right is a complex one, involving not only the existence of a rule but also the existence of a remedy.
"We must embrace a growth mindset, where we are constantly learning, adapting, and evolving."
科学家研究自然并非因为它有用;他研究它是因为他从中获得乐趣,而他从中获得乐趣是因为它是美丽的。