Whoever can weep over himself for one hour is greater than the one who is able to teach the whole world; whoever recognizes the depth of his own frailty is greater than the one who sees visions of angels. Isaac the Syrian
Be not forgetful to entertain strangers: for thereby some have entertained angels unawares. Paul
Where there is simplicity, there are a hundred Angels. Ambrose of Optina
When the angels arrive the demons leave. Lebanese Proverb
Fools rush in where angels fear to tread. English Proverb
Angels bend down their wings to a seeker of knowledge. Moroccan Proverb