As for myself I doubt I'll ever go on a date.

至于说我自己，我很怀疑我究竟会不会去赴一次约会。

youdao

I knew where I was headed, though I doubt if I would have admitted it to myself.

我知道自己在去往哪里，尽管我怀疑自己是否敢于承认真相。

youdao

Working at Apple was never in any plan that I'd outlined for myself, but was without a doubt the best decision that I ever made.

在苹果工作从未在我的人生规划中出现，但是这无疑是我生命中我做过的最好的决定。

youdao

(No doubt I have died myself ten thousand times before).

VOA: special.2009.04.12

And while the opera's ending is, of course, never in doubt, I still find myself thinking that maybe this time Cavaradossi and Tosca will escape the clutches of Scarpia's henchmen, so vital is the spirit that Ms. Callas and Mr. di Stefano bring to their roles.

WSJ: Maria Callas | Puccini's Tosca | The Measure of a Diva | Masterpiece by David Mermelstein

Perhaps this is my own moment of doubt, but many of these same arguments I myself have used does not speak to me of a rewriting of organizational management fundamentals anytime soon.

FORBES: Is The Enterprise Really Transforming Into A Social Business?

At the same time, the doubt always remained that I was not who I thought I was, that, unbeknownst to myself, I was an impostor, a fake.

NEWYORKER: Sweetheart Sorrow