Be able to keep a secret or promise when you know in your heart that it is the right thing to do.

Be able to keep a secret or promise when you know in your heart that it is the right thing to do.

当你心里知道这是一件正确的事情时，你就能保守秘密或做出承诺。

-- Marilyn vos Savant 玛丽莲·沃斯·莎凡特