"I think it was a long step forward in my trading education when I realized at last that when old Mr. Partridge kept on telling the other customers, "Well, you know this is a bull market!" he really meant to tell them that the big money was not in the individual fluctuations but in the main movements – that is, not in reading the tape but in sizing up the entire market and its trend." Chapter V "Reminiscence of a Stock Operatr"