1)
Why does it say "Binu"?
1.
Radak: This is the answer - contemplate it!
2)
Who are "Bo'arim ba'Am"?
1.
Rashi: They are the ultimate fools.
2.
Radak: They are the fools of every nation. "Bo'ar" is like "Kesil va'Va'ar" (49:11).
3)
Who is a "Kesil"?
1.
Ma'alos ha'Torah (DH Od Yadu'a): It is one who does not engage in Torah.
4)
Why does it say "Masai Taskilu"?
1.
Radak: How long will you persist in your folly? Elokim knows and understands everything!