The meaning of "philosopher" is: generally refers to smooth, open-minded and knowledgeable people.

To be optimistic means to understand things and be open-minded. Optimistic and cheerful, with insightful opinions. Optimism is the third attitude between pessimism and optimism. It does not appear as a smile on the face, but as peace and tranquility between the eyebrows.

Being optimistic also means being open to unsatisfactory things. Ba Jin used this in Chapter 19 of the novel "Spring": "However, Shuhua is optimistic by nature, and Qin sees things more thoroughly and can control herself, so they never shed a tear."

Extended information:

Taken is a kind of magnanimity and tolerance, open-mindedness is a kind of character and virtue, open-mindedness is a kind of optimistic boldness, open-mindedness is a broad mind, free and easy attitude, and it is also the highest state in life. one.

From Ouyang Xiu's "Reading Su Shi's books, I don't feel sweating, so happy, so happy! I should avoid the road and let him go out of the way." From Wang Wei's "Walking to a waterless place, sitting and watching the clouds rise", everything shows a kind of transcendent open-mindedness.