避免痛苦的唯一方法就是不要有足够的闲暇去思考你是否快乐。
The only way to avoid being miserable is not to have enough leisure to wonder whether you are happy or not.
农业的真正进步不仅以产量衡量成功，还要看生态系统健康。
志士仁人所器重景仰的，是名声、功业、道德、情操；凡夫俗子所追求炫耀的，是服装、饰物、住宅、生活。
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.