如果你不能保持灵活的思路,就会抓狂,忽视解决问题的其他可能性。
                    我爱的女人善变,爱我的女人却固执得可怕。
                    The free, exploring mind of the individual human is the most valuable thing in the world.
                    The spread of liberal democracy and the integration of the world economy have created a situation in which the only legitimate form of government is one that is based on popular sovereignty and respects basic human rights.
                    伦理学的任务不仅是理解世界,而且是改变世界。