Meanings of esthetic quality in English

As experiences they have both an artistic and an esthetic quality.

His language is simple and somewhat careless, and his writing lacks all traces of esthetic quality.

What is the application of the preceding question to the esthetic quality of our school buildings?

Higher scores on perception of esthetic quality, and lower on residential density were associated with more time in leisure-time walking in women.

The bird shrilled its blithesome notes again and he listened to the mellow tones impart their esthetic quality to the pleasant things before his eyes.