The most dangerous enemy is often ourselves.

The true value of a tree is measured in decades, not dollars.

经国济世之道来自广博的学问，它才有不竭的源泉；修心养性之道体现在建功立业上，它才算得上圆满。除了建功立业之外，世上没有真正的学问；要寻求修心养性之道，必须到圣贤的文章中去找

做伟大工作的唯一途径就是热爱你所做的事。