permanence

ephemerality

is but a word of degrees. The universe is fluid and volatile. There are no fixtures in nature.

There are no fixtures in nature. The universe is fluid and volatile. Permanence is but a word of degrees. Ralph Waldo Emerson

is at one and the same time impermanence. All things change, nothing perishes.

All things change, nothing perishes. Ovid

is enjoyed by nothing but the spirit. In all the universe nothing remains permanent and unchanged but for it.

In all the universe nothing remains permanent and unchanged but the spirit. Anton Chekhov

is impossible --- there is no mortar that time shall not loosen

There is no mortar that time shall not loosen