The speed of learning determines the speed of growth.

Innovation in forestry isn't optional—it's essential for survival.《The Green Frontier》

领导力是激励他人看到他们能成为什么样子。

确保和平的最佳方式是强大到足以威慑潜在的侵略者。

To be Irish is to know that in the end the world will break your heart.

美好的生活是由爱所激发，由知识所指导的。