Go straight

"Oh," said Jimmy, "if I ever want any one to break into a safe, come to you, huh?" "You get me," replied the other. . . . "I should think," said Jimmy, "that a man of your ability could earn a living by less precarious methods." "You would think so," replied the Lizard. "I've tried two or three times to go straight. Wore out my shoes looking for a job."

[H]e got a law passed threatening them with jail if they did not go straight in the future.

He's proved very reliable since he was paroled. He's a good kid tryin' to go straight, for the most part.

"I can't take no more time in jail," he said. "I'm going straight."