Like your body your mind also gets tired so refresh it by wise sayings.
The highest person is he who is of most use to humankind.
Fear only the will of God and you will have no cause to fear anyone else.
Do not let your difficulties fill you with anxiety, after all it is only in the darkest nights that stars shine more brightly.
Stubbornness destroys good advice.
If you are greeted then return the greetings more warmly. If you are favored, then repay the obligation manifold; but he who takes the initiative will always excel in merit.