1)
Who is a Rash?
1.
Rashi: It is even an Oni in Torah.
2)
What is "Holech b'Sumo"?
1.
Rashi: He does good deeds.
2.
Malbim: The verse depicts that there are two paths - one is initially thorns and the end is straight. The Rash goes on this path. It is straight to get to the desired destination. Even though now he is poor, he goes in his purity, and the end is straight.
3)
How is the Ashir "Ikesh Derachim"?
1.
Malbim: His essence goes in the path that is initially straight. It is a crooked path, for its end is thorns. He will be poor in his end.
