The defition of Scared:
1.[ADJ] [usu v-link ADJ, oft ADJ
I'm certainly not scared of him
I was too scared to move
I was scared that I might be sick
From. Naver dictionary.
According to Lee Yung-hyeok( 경찰 University's professor), The most often reasons that criminals do crime: financial difficulty
That would motivate criminals to crime. Because they can't live whatever they do.
From. http://dic.daum.net/word/view.do?wordid=kew000031221&q=%EB%B2%94%EC%A3%84+%EC%8B%AC%EB%A6%AC%ED%95%99