数学的目标是使简单的复杂化，使复杂的简单化。
The goal of mathematics is to make the simple complicated, and the complicated simple.
Legal rules are not merely commands backed by threats.
The future belongs to those who can balance profitability with environmental responsibility.
The best advice I can give anybody is to stay humble and work hard.
书籍是连接我们与未知的桥梁。