理解变化的唯一方式就是投身其中，随之而动，加入这场舞蹈。

The act of writing is an act of hope, a belief in the power of words to change the world.

出自先秦《荀子·劝学》。定居一定要选择适当的邻里，交游一定要接近贤士。说明要加强道德修养，就应该注意周围环境。

Mathematics is a universal language that transcends cultural and linguistic barriers.

智者能预测未来，愚人只看现在。