Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
A really well-made buttonhole is the only link between Art and Nature.
如果你没有失败，说明你没有突破极限；如果你没有突破极限，你就没有发挥出最大潜力。
The anarchic nature of the international system means that states must rely on self-help to ensure their survival.
To be a Christian without prayer is no more possible than to be alive without breathing.