生活就像一架钢琴，白键代表快乐，黑键代表悲伤。但在人生的旅途中，请记住黑键也能创造音乐。
Life is like a piano. The white keys represent happiness and the black keys show sadness. But as you go through life's journey, remember that the black keys also create music.
The city is the greatest architectural achievement of humanity.
One person with a belief is a social power equal to ninety-nine who have only interests.
内心守静而不生差错，不让外物扰乱五官，不让五官扰乱内心，这就叫做心中有所得。