The saying presents anger as carrying an opportunity cost: time spent absorbed in anger is time that cannot simultaneously be experienced as happiness. The comparison between a minute and sixty seconds gives the idea a deliberately simple, almost mathematical form, emphasising how quickly emotional states can consume limited time.

There is no reliable evidence that this exact wording comes from Emerson, although it is frequently attributed to him, so the authorship should be treated cautiously. Taken on its own terms, the statement is best understood as a reminder about perspective rather than a literal claim that anger is always unnecessary or harmful. Anger can be a reasonable response to injustice, frustration or injury. The quotation instead draws attention to the cost of remaining angry longer than circumstances require and to the value of consciously returning attention to more constructive or satisfying experiences.