A. people often get laughed at for speaking up about deep ideas.
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b. life is meaningless, and all human suffering is for nothing.
c. even very different people can achieve mutual understanding.
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d. we must all hope that rational beings will someday return.

B.

Explanation:

Life is meaningless in the end, so don't worry about school too much. What's important the life if meaningful to you, as the universe could care less about some carbon-based blob poking some plastic keys for other carbon-based blobs.

the future of her and bobby

it means that the hockey puck was traveling very fast.