And so, Socrates' friends ask him, how can we be confident that the soul will survive the death of the body and indeed be immortal?

于是苏格拉底的朋友们就问他,如何才能使我们确信,灵魂会在肉体的消亡中幸存,并且是真正的永生的呢

耶鲁公开课 - 死亡课程节选

You will be more confident.

你会变得更加有信心。

Make sure 课堂 - SpeakingMax英语口语达人

At first there was doubt and controversy, which has completely gone away, as more and more examples of this writing have become available and scholars are now able, by and large, to be confident that they know what these things say.

开始的时候还充斥着质疑的声音,而现在已经无可争议,因为已经有,越来越多这样的文字出土,学者们现在,对辨认出这些东西的含义,相当有自信了

耶鲁公开课 - 古希腊历史简介课程节选

The notion of a self-assured experimenter-- The results would be very different if the experimenter himself seemed nervous, unwilling to proceed, confused, but he was confident and he kept saying that he will take responsibility.

还有电击者的自信程度-,实验结果会大为不同，如果电击者,紧张，不愿进行电击，迷惑，但电击者很有信心，不停地说,他会承担责任。

耶鲁公开课 - 心理学导论课程节选

You had to be very confident because it was going to take a long time, a fantastic amount of labor, a tremendous amount of money to do that.

你不得不相信,建造一座蜂巢墓要花费很长时间,大量的劳动力,以及庞大的金钱支持

耶鲁公开课 - 古希腊历史简介课程节选

However, after a while,he comes to be too satisfied, too comfortable with his own brilliance and when another threat comes to the city,he is confident that he can solve the problem again for his people.

但是此后,他过于满足于,他自己的智谋,以至于他坚信能为他的人民,化解新的威胁

耶鲁公开课 - 古希腊历史简介课程节选