The antonym of 'absurd' is - Rational
Answer:
emphasis
Explanation:
Bexause its non of the rest
'Exert' means to apply force on influence over something else, this can be in a negative or positive way. In this quotation, it means that language, if used correctly, has the ability to express a 'hidden power'. It's also worth mentioning that the simile is relevant as the moon has an influence on the level of tides on Earth.
Also along the lines of global warming you could talk about environmental problems like using cleaner energy like solar panels and why we don't use more of them in places with more sun exposure like deserts that could give us more power
The infamous line from John Muir's "The Calypso Borealis- 'Where ha ye come fra? The swamp, that awfu' swamp" shows an example of dialect.