Speech of Antigone in the OEdipidi Fragmento, supposed to be by Seneca, line 190.
She who can be compelled knows not how to die.
Hercules Furens, supposed to be by Seneca, line 426.
It is to make us noble, that God gives us such opportunities of growth in strength and courage as can be found only in adversity.
Seneca's Dialogues, book i, chap, iv, sec. 5.