Because the diamonds were in safe keeping with safeguard, so were safe and sound.

因为宝石由安全措施妥善保管，因此它们安然无恙。

" That's my secret; and you know I keep my secrets to myself. All that I can tell you is that he is in safe keeping, and that he won't get out before he has spoken" .

“那是我的秘密； 你知道我对自己保守秘密。我能告诉你的就是他在安全的地方， 在他开口之前他不会出去” 。