docs: function (words, length) {
  		words = words || this.exports.generate.integer(10, 52);
  		var ret = this.exports.generate.word();
  		for (var i = 0; i < words; ++i) {
  			ret += ' ' + this.exports.generate.word();
  			if (this.exports.generate.integer(0, 100) <= 10) {
  				ret += '.';
  			}
  			else if (this.exports.generate.integer(0, 100) <= 20) {
  				ret += ',';
  			}
  			if (ret.length + 10 >= length) {
  				ret += ' ' + this.exports.generate.word((length - ret.length) - 2);
  				break;
  			}
  		}
  		ret += '.';
  		return ret;
  	}