We need to be part of the solution, not part of the problem.

The world is a book, and those who do not travel read only one page.

【译文】 颜渊感叹地说：“老师的学问越仰望越觉得高耸，越钻研越觉得深厚；看着就在前面，忽然却在后面。老师步步引导，用知识丰富我，用礼法约束我，想不学都不成。