自分が安心して一服している間に、他はもう違うことを考えている。だから寸時も油断はできない。(油断)(松下幸之助の言葉から)
While you have a rest with relief, others may think of new things. Then you cannot relax your attention even a minute.(unpreparedness)
While you have a rest with relief, others may think of new things. Then you cannot relax your attention even a minute.(unpreparedness)