This sentence comes from Xun Zhi Zhai Ji ● Right Chapter 36.
Love your son more than teach him. It is better to be good than not to teach. —— Huang Zongxi
It means: loving your child without education means not loving him; If you educate your child without guiding him to progress, it is equivalent to not educating him.
Parents are the main body of family education, and parents should correctly understand the main responsibility in family education; Parents' words and deeds are always the most fundamental and effective method of family education.