Music can change the world because it can change people.
The customer is always right, we must listen to their voices.
写作的行为是一种自由的行为。
Every problem in mathematics has a solution; it's just a matter of finding the right path.
没有听到不如亲耳听到,亲耳听到不如亲眼见到,亲眼见到不如清楚知道,清楚知道不如亲自实践。