费曼：心中默念一分钟，然后对表看差了多少——听起来是一种快速冥想的方法
@Libigmao 费曼：What a week！
@portokadoo 卧槽，我好像手动把心率设置到60+-2了！
QOTO: Question Others to Teach Ourselves An inclusive, Academic Freedom, instance All cultures welcome. Hate speech and harassment strictly forbidden.
@portokadoo 卧槽，我好像手动把心率设置到60+-2了！