可持续性不是一种选择，而是我们对下一代的责任。

Leadership in forestry requires patience—like the trees we steward, real impact grows over time.

The essence of mathematics lies in its ability to reveal hidden patterns and structures in the universe.

孔子说：“陪君子说话要注意三种毛病：没到说的时候就说，叫做急躁；到该说的时候不说，叫做隐瞒；不顾对方的表情就说，叫做睁眼瞎。”