Believe that life is worth living， and your belief will help create the fact.
The truth is not always beautiful, nor beautiful words the truth.
学习数学的唯一方法就是做数学。
To live without experiencing some of the most beautiful relations life affords is not to have lived at all.
Don't worry about the world coming to an end today. It's already tomorrow in Australia.
成功投资的关键是拥有对基本面的深刻理解、纪律性的方法以及对市场的清晰理解。
量子引力问题不仅是物理学的问题，也是科学哲学的问题。