Are, then, those who consider life to be comprised in this, “Let us eat and drink, for to-morrow we die,” and who regard death as a deep sleep and forgetfulness (“sleep and death, twin brothers”), to be accounted pious; while men who reckon the present life of very small worth indeed, and who are conducted to the future life by this one thing alone, that they know God and His Logos, what is the oneness of the Son with the Father, what the communion of the Father with the Son, what is the Spirit, what is the unity of these three, the Spirit, the Son, the Father, and their distinction in unity;
Athenagoras of Athens
A Plea for the Christians
Chapter XII