So, I'm gonna go down swinging with optimism.

所以，我要抱着乐观。

And so we kind of had rose colored glasses on going into it.

所以我们对题抱着乐观。

To my first point, I will embrace my naive optimism that my hat will actually get airborne.

首先，我会抱着乐观，认为我帽子真会飞到空中。

So I have some optimism that we might find things.

因此，我抱有一些乐观，认为我们或许能有所发现。

I'm not very hopeful or optimistic that he'll actually do anything about it.

我对他在此事上采取实际行动并不抱太大希望或乐观。

So I, you know, I'm also very optimistic about the research.

所以，我对项研究也抱有非常乐观。

Just how much can we be optimistic about this particular move?

我们究竟能对一举措抱有多大乐观呢？

But let us not be too sanguine about " knowing her well" .

但我们也不要对“了解她”抱有太乐观。

Boris Johnson described it as an amazing moment for the country. It is one that some will regard with huge optimism, others, with deep regret.

鲍里斯·约翰逊称是英国一重大时刻。然而，对于脱欧，有些人会抱着极大乐观，有些人则会感到深深遗憾。

So I think changing these expectations, which in fact means making people more optimistic about something, is motivation for action.

因此， 我认为改变些预期，实际上就是让人们对某事抱有更乐观，本身就是行动动力。

And the original Utopians, the first wave of feminist responses to the pill, were hugely optimistic about what it would do.

而最初乌托邦主义者， 第一批对避孕药作出女性主义回应人，对其抱有极大乐观。

Many of us were optimistic and maybe it was wrong all that he did then, but I think it's more likely that he gradually changed.

我们当中很多人当时都抱有乐观，也许他当时所做一切都是错，但我认为他更可能是逐渐改变。

And the prospect that a Democrat would actually win one of these seats was pretty hopeful on the part of any Democrat who thought that would happen.

任何认为民主党有望赢得其中一席民主党人，对此前景都抱有相当乐观。