Sound can be beautiful depending on the tones and rhythms the sound waves carry. It is also a matter of taste to the individual listener. There are several studies that have taken place with sounds and the effect they have on the mind. Some tones claim to bring you in the altered states of alpha, theta and delta waves.
Music definitely has an effect on culture, we can obviously see that in today’s generation. God only knows what it does to the subconscious mind subliminally.
The military actually uses different types of sounds during PSYOPS.
On a positive note, sound can be relaxing, meditative and overall enjoyable.