Alone! Alone! No beacon, far or near! No chart, no compass, and no anchor stay!

Alone! Alone! No beacon, far or near! No chart, no compass, and no anchor stay!

独自一人!独自一人!没有烽火台，无论远近!没有海图，没有罗盘，没有锚!

-- Ada Cambridge 剑桥大学