so great was the amazed joy of beren 's heart when tinuviel spake thus for him to her father that his courage rose within him , and his adventurous spirit that had brought him out of hisilome and over the mountains of iron awoke again , and looking boldly upon tinwelint he said : `` why , 0 king , i desire thy daughter tinuviel , for she is the fairest and most sweet of all maidens i have seen or dreamed of . ''