使用Only置于句首强调条件，后接情态动词can，语气坚定，逻辑性强。
Unfilial people are the most despicable in the world. — Lu Xun
A naturally born person loves his children; a cultivated person certainly loves his parents. — Lin Yutang
Great filial piety entails lifelong reverence for one's parents. Only by being filial to one's parents can one's worries be resolved. — Mencius
Communism is manifested not only in the fields and sweatshops, but also at the family dinner table, among relatives, and in their mutual relationships.
If a man makes his mother sad, no matter how high his status or how famous he is, he is a contemptible person.
Losing a loving mother is like a flower in a vase; although it still has color and fragrance, it has lost its root.
The son of wisdom makes his father joyful; the son of folly brings shame to his mother.
Patriotism is deeply rooted in human instinct and emotion. Patriotism is filial piety on a larger scale.
Only a healthy parent-child relationship built on unconditional love can eliminate all crises in life.
Being respected in old age is the primary privilege that appears in human society.
We grow old, and people grow old; we are young, and we are young. The world can be held in the palm of one's hand.
You are to separate the good things of the earth from the paths of heaven. To support parents and be filial to the people.
Undoubtedly, the foundation of the family lies in the special affection parents have for their newborn children.
All mothers in the world are like this! Their hearts are always the same.
Elderly people, like history and drama, serve as references for our lives.
不孝的人是世界最可恶的人。——鲁迅
一个天生自然的人爱他的孩子，一个有教养的人定爱他的父母。——林语堂
大孝终身慕父母。唯孝顺父母可以解忧。——孟轲
共产主义不仅表现在田野和血汗工厂，还表现在家庭的餐桌上，亲戚之间，以及彼此之间的关系上。
如果一个男人让他的母亲伤心，不管他的地位有多高，不管他有多出名，他都是一个可鄙的人。
失去一位慈爱的母亲就像瓶中的一朵花，虽然还有颜色和香味，但失去了根。
智慧之子使父亲喜乐；愚昧之子使母亲蒙羞。
爱国主义深深植根于人类的本能和情感之中。爱国主义是放大的孝心。
只有建立在无条件的爱基础上的健康的亲子关系才能消除所有的生活危机。
在老年时受到尊敬是在人类社会中出现的首要特权。
我们老了，人也老了；我们年轻，我们年轻。世界可以被捧在手心里。
你们要将地上的好处，与天上的路分开。为了养父母，孝顺百姓。
家庭的基础无疑是父母对新生的孩子有特殊的感情。
世界上所有的母亲都是如此！他们的心总是一样的。
老年人，像历史和戏剧一样，是我们生活的参考。
"We often dwell too much on passion and too little on familial bonds."
"Because family bonds are tight and emotions run deep, there is a strong emphasis on mutual affection."
"I never knew my mother was working so hard to understand me."
"The most difficult debt to repay is the nurturing grace of parents"
"No matter how old you are, spend your birthday with your mother."