The old believe everything, the middle-aged suspect everything, the young know everything.
老年人相信一切,中年人怀疑一切,年轻人知道一切。
你希望成为池塘里的鹅卵石,激起改变的涟漪。
Behavior is governed by the same laws in humans and animals.
晏子春秋
I have not told the half of what I saw.