People experienced a significant boost in happiness for doing kind acts for others. Want to say hello or send a personal message? Archived from the original on Scientific Reports. Yet, America spends around 20 percent of the federal budget on defense. And a spender is attracted to a saver because they offer security. Evaluative answers, in response to questions about life as a whole, are supported by positive emotions, as noted above, but also driven much more, than are answers to questions about emotions, by a variety of life circumstances, including income, health and social trust.