Alexander Pope Couplets

Nature and nature's laws lay hid in night; God said "Let Newton be" and all was light.

-Epitaph XII., In Westminster Abbey

Be not the first by whom the new are tried, Nor yet the last to lay the old aside.

-An Essay on Criticism, lines 335–336

A little learning is a dangerous thing; Drink deep, or taste not the Pierian spring.

-An Essay on Criticism, lines 215–216

True ease in writing comes from art, not chance, As those move easiest who have learned to dance.

-An Essay on Criticism, lines 362–363

References: - First couplet is known as "Epitaph XII. Intended For Sir Isaac Newton, In Westminster Abbey" (1730). I heard about it first from Celal Sengor in one of his interviews. - lumenmiller.weebly.com/heroic-couplets.html