The problem is "decision fatigue", a psychological phenomenon that takes a toll on the quality of your choices after a long day of decision making, says Evan Polman, a leading psychologist.

著名心理学家埃文·波尔曼表示，问题在于“决策疲劳”，即在经过漫长的一天的决策后，对你决策的质量产生负面影响的心理现象。