Second, children's laughter and old people's laughter are all innocent. The former begins life with no thoughts, while the latter sees through life with no thoughts.
Third, when I was alive, I felt I didn't know anything when I was young, I felt I knew everything when I was in college, I knew I didn't know anything when I graduated, I felt I knew everything when I was in middle age, and I didn't realize I didn't know anything until later in life. -Lin Yutang
Fourth, people are so strange, testing the bottom line with attacks and courting with injuries.
The maturity of any soul must be baptized and honed by loneliness. The worst feeling in the world is having to doubt what you used to believe.
6. The smarter and kinder a person is, the more virtues he sees in others. The more stupid and vicious a person is, the more shortcomings he sees in others. -Tolstoy
The only limit to our realization of tomorrow will be our doubts of today.
Eight, people want to maintain a long-term and comfortable relationship, relying on commonality and attraction, rather than oppression, bondage, flattery and blind dedication, and moral automation.