Words I read I found interesting:
من ضر سيُضر، ومن ظلم سيُظلم، ومن عاب ابتلى، فإن الله يمهل ولا يُهم.
And the translation goes like:
Whoever harms will be harmed, whoever oppresses will be oppressed, and whoever criticizes will be tested, for Allah gives respite but does not neglect.