which are an opportunity that people routinely squander because the
sources of happiness (Smith, Langa, Kabeto, & Ubel, 2005). things they think will make them happy often don't.
Wealthy people ... consequences of money. Science, 314, 1154-1156.
Smith. D. M., Langa. K. M., Kabeto. M. U., & Ubel, P. A. (2005). Happiness Wilson, T. D.. Centerbar, D. B., Kerner