CHAPTER V—ENLARGEMENT OF HORIZON The shocks of youthful minds among themselves have this admirable property, that one can never foresee the spark, nor divine the lightning flash. What will dart out presently? No one knows. The burst of laughter starts from a tender feeling. At the moment of jest, the serious makes its entry. Impulses depend on the first chance word. The spirit of each is sovereign, jest suffices to open the field to the unexpected. These are conversations with abrupt turns, in which the perspective changes suddenly. Chance is the stage-manager of such conversations. A severe thought, starting oddly from a clash of words, suddenly traversed the conflict of quips in which Grantaire, Bahorel, Prouvaire, Bossuet, Combeferre, and Courfeyrac were confusedly fencing. How does