质量不是一种行为,而是一种习惯。
孔子说:“不懂得客观规律,就不能做君子;不懂得道德规范,就无法建功立业;不懂得分辨言论,就不能了解人。”
可持续性不是一种趋势,而是我们对后代的责任。
Life is not perfect, but it's worth it.
The anarchic nature of the international system means that states must rely on self-help to ensure their survival.