…the inner reality of man is a demarcation line between the
shadow and the light, a place where the two seas meet;[1] it is the lowest
point on the arc of descent.[2]With education it can achieve all excellence;
devoid of education it will stay on, at the lowest point of imperfection. (‘Abdu’l-Baha,
‘Selections from the Writings of ‘Abdu’l-Baha’)
[1] Qur’án 25:55, 35:13, 55:19–25. See also Marriage Prayer
revealed by ‘Abdu’l-Bahá beginning ‘He is God! O peerless Lord! In Thine
almighty wisdom Thou hast enjoined marriage upon the peoples...’
[2] See Some Answered Questions, pp. 328–9 for
‘Abdu’l-Bahá’s comments on the arc of descent and ascent ]and therefore is it
capable of gaining all the grades above.