I think it's important to have a balance in life. You can't just work all the time; you have to have fun too.
Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
The most interesting art happens at the edges of disciplines.
Writing is a way of living life twice, in the moment and in retrospect.
我必须研究政治和战争，以便我的儿子们可以自由地研究数学和哲学。