His face was shining with some praise he had just had spoken to him, or with some recognition he had just received from some great one; or with some good news for himself he had just heard, before he caught sight of you.

But the light suddenly dies on his face, and darkness comes up out of his heart at his sudden glimpse of you.

What is the matter?
you ask yourself as he scowls past you.

What have you done so to darken any man's heart to you?
And as you stumble on in the sickening cloud he has left behind him, you suddenly recollect that you were once compelled to vote against that man on a public question: on some question of home franchise, or foreign war, or church government, or city business; or perchance, a family has left his shop to do business in yours, or his church to worship God in yours, or such like.

It will be a certain relief to you to recollect such things.