DNA的结构是一个需要解决的谜题。

Every dollar invested in responsible forestry today grows into a hundred dollars of environmental and economic value tomorrow.

Leaders must be willing to take risks if they want to create meaningful change.

Every story has an end, but in life every end is a new beginning.

每个展览都是可见的论点。

The most effective way to promote democracy is not through military intervention but through the slow and steady process of building institutions and promoting economic development.

成功不仅仅是创造利润，而是为所有利益相关者创造可持续的价值。

The pursuit of mathematical knowledge is a journey that never ends, filled with endless curiosity and wonder.