一人では大小便もままならないの英語

“It takes two to make a quarrel.”【イディオム・格言的】

No óne pérson can do it.

One man cannot lift it, no, not (even) ten [nor ten].

to be lonely

don't just sit there on your tod

of a small child, the ablity to stand by alone without holding onto anything

I can't hack it alone.

a state of being alone

It is no use fretting myself about the matter （when the others are indifferent）.

I don't want to do that alone.

I'll be okay by myself.

the condition of feeling lonely when one is by oneself

This is too heavy to carry alone.

One man can never do it; three men can hardly do it.

That office only has one staff member.

I have to go alone.

in solitude

I don't want to do that alone.

of a person, to be alone often

to be alone with nothing to do

No one can live by and for himself.

That won't get anywhere with just one person.

Doing the work by myself makes me tired.

a lonely figure

the condition of having not even a single companion and thus alone

I have had enough of doing things alone.

of a person, being aloof and proud

It's not good for a person to be alone.

What one person can do by him or herself is limited.

to walk without anyone's help