Answer:
the speed at which a passage of music is or should be played. OR
the rate or speed of motion or activity; pace.
Explanation:
I think the best answer is C, the author states that others who think your dreams are impossible are wrong.
Huxley is commenting that most people in society prefer to live in "happy ignorance" as opposed to having knowledge. The stars, or truth, are "depressing."
This is because that many find the truth upsetting and would prefer to live in the dark. Huxley is saying that for many, ignorance is bliss.
