Al-muthaakara kulla yaum aHsan min al-muthaakara qabl al-imtihaan faqat.
Studying every day is better than studying before the exam only.
(I decided that if I can't speak Arabic I can at least memorize one sentence to say to any teacher-type person who wants to interview me. This one works REALLY well for impressing teachers. They get all weak-kneed and google-eyed . . .)