Language is a kind of human spontaneous creation, and the development of language follows certain rules. At some point in life, it will reach a certain level.
语言是一种人类自发的创造，语言的发展遵循一定的规律。在人生的某一时期它会达到某种程度。
The night is a great poem, and the stars are its verses.
The value and utility of any experiment are determined by the fitness of the material to the purpose for which it is used.
我认为回馈社会和帮助他人很重要。