Like most city folks, I'm cautious. (Para. 1)
cautious: a. taking great care to escape possible danger
You should be cautious when you cross the street.过马路时，你要小心 。
He is a very cautious man; he always thinks very carefully before he makes a decision. 他是个非常小心谨慎的人，在作出某项决定之前他总是先周密思考。