Variant translations:
Time brings all things to pass.
Time as he grows old teaches all things.
Source: Prometheus Bound, line 981 (tr. E. H. Plumptre).

“Bronze is the mirror of the form; wine, of the heart.”

Aeschylus

Fragment 384, reported in Bartlett's Familiar Quotations, 10th ed. (1919)

“But as he willed 'tis ordered all,
And woes, by heaven ordained, must fall—
Unsoothed by tears or spilth of wine
Poured forth too late, the wrath divine
Glares vengeance on the flameless shrine.”

Aeschylus Agamemnon

Source: Oresteia (458 BC), Agamemnon, lines 68–71 (tr. E. D. A. Morshead)

“Too true it is! our mortal state
With bliss is never satiate.”

Aeschylus Agamemnon

Source: Oresteia (458 BC), Agamemnon, lines 1331–1332 (tr. E. D. A. Morshead)

“The jealous poison, lodged within the heart,
Tortures with twofold pang whom it infects;
By his own griefs oppressed, the envious man
Groans also to behold another's joy.”

Aeschylus Agamemnon

Source: Oresteia (458 BC), Agamemnon, lines 834–837

“Dangerous is a people's voice charged with wrath.”

Aeschylus Agamemnon

Source: Oresteia (458 BC), Agamemnon, line 456 (tr. Herbert Weir Smyth)

“While from inward health doth flow,
Beloved of all, true bliss which mortals seek.”

Aeschylus Eumenides

Source: Oresteia (458 BC), Eumenides, lines 535–537 (tr. Anna Swanwick)

“Life envy-free is life unenviable.”

Aeschylus Agamemnon

Source: Oresteia (458 BC), Agamemnon, line 939 (tr. Anna Swanwick)

“Since to open out
And mourn out grief, where it is possible
To draw a tear from the audience, is a work
That pays its own price well.”

Aeschylus Prometheus Bound

Source: Prometheus Bound, lines 637–639 (tr. Elizabeth Barrett Browning)

“For it would be better to die once and for all than to suffer pain for all one's life.”

Aeschylus Prometheus Bound

κρεῖσσον γὰρ εἰσάπαξ θανεῖν
ἢ τὰς ἁπάσας ἡμέρας πάσχειν κακῶς.
Variant translation by John Stuart Blackie (1850):
"Life and life's sorrows? Once to die is better
Than thus to drag sick life."
Source: Prometheus Bound, lines 750–751

“For somehow this is tyranny's disease, to trust no friends.”

Aeschylus Prometheus Bound

Variant translation: In every tyrant's heart there springs in the end
This poison, that he cannot trust a friend.
Source: Prometheus Bound, lines 224–225

“Zeus, first cause, prime mover; for what thing without Zeus is done among mortals?”

Aeschylus Agamemnon

Source: Oresteia (458 BC), Agamemnon, line 1485

“"Reverence for parents" stands written among the three laws of most revered righteousness.”

Aeschylus The Suppliants

Source: The Suppliants, line 707; alternately reported with "Honour thy father and thy mother" in place of "Reverence for parents", in Bartlett's Familiar Quotations, 10th ed. (1919)

“For Hades, ruler of the nether sphere,
Exactest auditor of human kind,
Graved on the tablet of his mind
Doth every trespass read.”

Aeschylus Eumenides

Source: Oresteia (458 BC), Eumenides, lines 273–275 (tr. Anna Swanwick)