释义：他或许将气视为一种无形无声的存在，但又能通过其影响力和作用力展现出其存在。

我们必须倾听科学的声音，并采取紧急行动应对全球能源挑战。

I think it's important to have a positive attitude and to be optimistic.

The study of black holes has revolutionized our understanding of space and time.

爱，并做你想做的一切。