The beauty of physics lies in its ability to explain the simplest phenomena with the most profound theories.
写作对我来说就像呼吸。我必须写作才能活下去。
So happiness is the most popular word we have heard through the past two years. Happiness is not only related to personal experiences and personal values, but also, it's about the environment.
心灵是一个时间上的过程序列。