1.
As long as we have the authority, we can accomplish important tasks even at difficult times.
有了这个权威，困难时也能做大事。
2.
Too old to do what one was once capable of; too old to be used for its normal function
年龄过大而不能再做以前做的事；过旧而不适用
3.
One cannot do things all as one wishes, one should bear in mind the overall situation.
做事不能太随心所欲了, 要顾全大局。
4.
put a quart into a pint pot
1. 做不可能做到的事
5.
Cleverness is serviceable for everything, sufficient for nothing.
聪明而不足以成事，只能叫做小聪明，聪明而能够成事，才能叫做大智慧。
6.
As soon as you feel too old to do a thing, do it. -- Margaret Deland
一旦你感觉自己年龄太大而不能做某件事，赶紧做。——德兰
7.
If I had been placed in a position to manage great affairs, I would have shown what I could do.
倘若我处在可以做出伟大事业的位置上，我会表明我能够做什么。
8.
Vest made for flea will not fit for elephant.
为跳蚤做的马甲是不会适合大象的。(喻做事不能千篇一律。
9.
You can't put a quart into a pint pot.
你不能做那不可能的事。
10.
The little fellow does what he can; the big fellow does what he wants.
小人物做他能做的，大人物做他想做的。
11.
Is there anything here that we should not undertake, or that we cannot undertake and achieve?
这些是不应做、不能做、做不到的事吗？
12.
Don' t attempt the impossible.
不要试图做不可能的事.
13.
It is an impossibility for you to do so.
你那样做是不可能的事。
14.
assay the impossible
试图做不可能成功的事
15.
" Why, man alive, I can't do it!" he heard Tighe exclaim one day.
“哎呀！我可不能做这件事
16.
There is nothing I can do.
我什么事情都不能做。
17.
He is the last man to do such a thing.
他绝不可能会做这种事。
18.
Ask if somebody has the ability to do something
询问某人能否做某事