译文:即使处在平安的环境,也要时刻想到可能会有突如其来的危险。
艺术的力量在于它能够使不可见的东西变得可见。
如果你还在想着昨天,你就不会有更好的明天。
I must study politics and war that my sons may have liberty to study mathematics and philosophy.
"Without the past, there is no future."
The most successful organizations are those that focus on creating value for all stakeholders.