The keenest sorrow is to recognize ourselves as the sole cause of all our adversities.

Sophocles· Greece · 496 BC – 406 BC

Sophocles was an ancient Greek dramatist and one of the three ancient Greek tragedians whose plays have survived. He is best known for works such as 'Oedipus Rex' and 'Antigone', and he wrote approximately 90 plays, of which 7 have survived to this day.