Piety is the most solid goodness, and the vilest of what is evil is vice.
Knowledge is the life of the mind.
Death is the easiest of all things after it, and the hardest of all things before it.
When knowledge is limited - it leads to folly... When knowledge exceeds a certain limit, it leads to exploitation.
The greatest truth is honesty, and the greatest falsehood is dishonesty.
Jihad is obligatory for the Muslims.