An optimist is a person who sees only the lights in the picture, whereas a pessimist sees only the shadows. An idealist, however, is one who sees the light and the shadows, but in addition sees something else: the possibility of changing the picture, of making the lights prevail over the shadows.
All the same, I should like it all plain and clear, said he obstinately, putting on his business manner (usually reserved for people who tried to borrow money off him), and doing his best to appear wise and prudent and professional and live up to Gandalf's recommendation. Also I should like to know about risks, out-of-pocket expenses, time required and remuneration, and so forth--by which he meant: What am I going to get out of it ? and am I going to come back alive?
Bilbo almost stopped breathing, and went stiff himself. He was desperate. He must get away, out of this horrible darkness, while he had any strength left. He must fight. He must stab the foul thing, put its eyes out, kill it. It meant to kill him. No, not a fair fight. He was invisible now. Gollum had no sword. Gollum had not actually threatened to kill him, or tried yet. And he was miserable, alone, lost. A sudden understanding, a pity mixed with horror, welled up in Bilbo?s heart: a glimpse of endless unmarked days without light or hope of betterment, hard stone, cold fish, sneaking and whispering.