class PoetryGroovy {

    final plans = ["Failed, try again", "Fell down, come on", "Congratulations, keep going"]

    def random = { new Random().nextInt(it) }
    def retry = {
        def index = random(3)
        println(plans[index])
        if (index == 0) {
             retry()
        }
    }
    def doPlan = {
        println("I got new plan")
        retry()
    }

    void life() {
        doPlan()
        if (random(2) == 0) {
            println "No regrets"
            return
        }
        life()
    }

    static void main(args) {
        def poe = new PoetryGroovy();
        poe.life()
    }
}

;生命是一段漫长的旅程
;想了，就去做
;输了，重头再来
;摔了，爬起来继续
;赢了，还要再往前走
;死了，没留下任何遗憾