The first thing which will be judged among a man's deeds on the Day of Resurrection is the Prayer. If this is in good order then he will succeed and prosper but if it is defective then he will fail and will be a loser.
Even though a high IQ is no guarantee of prosperity, prestige, or happiness in life, our schools and our culture fixate on academic abilities, ignoring the emotional intelligence that also matters immensely for our personal destiny.