所有人都存在危险。自由政府的唯一准则应该是不要信任任何拥有权力的人，以免危及公共自由。
There is danger from all men. The only maxim of a free government ought to be to trust no man living with power to endanger the public liberty.
Some of life, you have to go to the great challenges.
可持续性已不再是一种选择，而是任何希望长期繁荣的企业的必需品。