When a Yisrael is coming toward you, you should think the Shechinah (Divine presence) is coming toward you...
He is an opportunity for you to become great, by learning to respect the kedusha that hovers over his head, which is absolutely a principle in Torah.
It makes no difference if he's an old man, or if it’s a girl or a little boy. All of them are endowed with this great blessing that the Shechinah rests the Am (nation of) Yisrael. — Five Minutes a Day