The learning virtue without proper cultivation; the not thoroughly discussing what is learned; not being able to move towards righteousness of which a knowledge is gained; and not being able to change what is not good – these are the things which occasion me solicitude.
德之不修，学之不讲，闻义不能徙，不善不能改，是吾忧也。
Source: The Analects, Shu Er VII, Chapter 3
Author: Confucius
