Ozymandias. https://www.poetryfoundation.org/poems/46565/ozymandias

Stay humble.

Rubáiyát by Omar Khayyám.

He was a medieval Persian astronomer, mathematician, and poet who wrote poetry extolling hedonism and criticizing religion.

T.S. Eliot's "Four Quartets"

Time, memory, history, mysticism; these poems are everything.