In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

A little thought will show you how vastly your own ______________ depends on the way other people bear themselves toward you. The looks __________ tones at your breakfast-table, the conduct of _______________ fellow-workers or employers, the _______________ or unreliable men you deal with, what people say to you on the street, the way your cook and housemaid do their work, the letters you get, the friends or foes you meet,--these things make ____________ very much of the pleasure or misery of your day.