Music has the power to heal, to inspire, and to bring people together.

A wise man said: before you speak， let your words pass through three gates. At the first gate， ask yourself， "Is it true？" At the second gate， ask "Is it necessary？" At the third gate， ask， "Is it kind？"

The study of Galois representations is a testament to the power of algebraic methods.

在磨洋工的制度盛行的地方，艰苦的工作、低工资和恶劣的条件是常态。