A battering ram can knock down a city wall, but it cannot stop a hole. Different things have different uses.
ZhuangziThe raven hatches its young; the fish spew forth their eggs; the slim-waisted wasp transforms, and when a younger brother comes along the elder brother weeps. For too long I have not been able to work in harmony with these changes. So, given that I did not play my part in harmony with others, how could I expect to change people?
Zhuangzi