Maybe he can do the same thing for your grandfather.
也许他能为你爷爷做同样的事。
Success belongs to the persevering.
坚持到底必获胜利。坚持就是胜利。
As a shipbuilder, Cockerell was trying to find a solution to the problem of the wave resistance which wastes a good deal of a surface ship's power and limits its speed.