"use strict";
var fs = require('fs');

function doStuff (path){
    fs.readFile(path, function(err, text){
        if(err){
            console.error(err);
            return;
        }
        var splitted = text.toString().split(process.platform === 'win32' ? '\r\n' : '\n');
        var list = [];
        var buf = [];
        var str;
        while((str = splitted.shift()) !== undefined){
            if(str !== ''){
                buf.push(str);
            } else {
                list.push(buf);
                buf = [];
            }
        }
        var handler = function(arr){
            var str = arr.shift();
            if(str){
                console.log(str);
                setTimeout(handler.bind(null, arr), 1000);
            }
        };
        handler(list[Math.floor(Math.random() * list.length)]);
    });
}
doStuff('./file.txt');