The art of living is to know when to hold fast and when to let go.　　　　生活的艺术在于懂得什么时候追求，什么时候放弃。　　　　For life is a paradox: it enjoins us to cling to its many gifts even while it ordains their eventual relinqu

  　If you are spending time with family or friends over the festive period, Nina Grunfeld - the founder of Life Clubs, an organisation that aims to help people live more fulfilling lives - recommends assigning each person one hour in whic