如果你不能安全地开采它,你根本不应该开采它。
个人的行为并非以社会福利最大化为目标。
The end of law is not to abolish or restrain, but to preserve and enlarge freedom.
建筑必须是过去和未来之间的桥梁。
In times of crisis, true leadership is measured by actions, not words.