The first thing to learn in intercourse with others is non-interference with their own particular ways of being happy, provided those ways do not assume to interfere by violence with ours.
William JamesHe who refuses to embrace a unique opportunity loses the prize as surely as if he had failed.
William JamesMan's chief difference from the brutes lies in the exuberant excess of his subjective propensities. Prune his extravagance, sober him, and you undo him.
William James