《论衡·卷七·道虚篇》
一心想得道成仙就会忘记国家大事，忧心国家大事就会伤害身体。
心思道则忘事，忧事则害性。
Concentrating on attaining the Tao and becoming immortal will make one forget about the state's affairs, and worrying about the state's affairs will harm the body.