What is the essential difference between ugliness and beauty in aesthetic practice?

1。 Beauty and ugliness are opposite Both are indispensable and cannot be compared.

2。 Beauty and ugliness are personal aesthetics, not everyone's aesthetics.

3。 Beauty and ugliness are not contradictory. Because there are many kinds of beauty and ugliness, an individual can have both. For example, a person is ugly in appearance, but beautiful in spirit.

4。 There is a difference between beauty and ugliness. Because there are differences, we can't tell what is ugly and what is beautiful, so we have the word beauty and ugliness. Everyone has different feelings when evaluating a person's beauty and ugliness according to different standards and comparisons.