The ocean doesn't belong to us; we belong to the ocean.
Words are not mere sounds or marks, but signs of facts.
在每个问题中,都有一个等待被发现的隐藏模式,作为数学家,我们的责任就是去揭示它。
宁可信他有,不可信他没有。
Financial reform must adhere to the fundamental direction of serving the real economy.