Explain the difference between mechanical and chemical
stimulations. Which parts of
the nervous system would be
involved in each?

What is a brief and often humorous statement of truth or opinion such as a watched pot never boils

In ralph ellison’s “the black ball” the narrator of the story stretches the truth or lies several times what do you think it is his motivation for being so untruthful

London includes a quote about john thornton as he is observing hal attempt to motivate the exhausted dogs "it was idle, he knew, to get between a fool and his folly". if the word "idle" is defined as "of no real worth, importance, or significance", what does this statement mean with regard to hal? who is the fool? what is hal's folly? why would john thornton think it of no real worth or useless to intervene?