I'm two but you only need one idea to click the title and comment.

You've two, so could you lend me one?

A tale of woe around me spun,

And tears weep from my eyes, and awed

Not long, or even wide, but broad

You hold them up, a gentleman

And one to one, they equal can.

'You hold them up, like a flag?'
'Nothing so easily shaken as a flag. I can hold the world.'

Riddle Answer A Shoulder

Riddle Explanation
you've two, so could you lend me one? - a shoulder to cry on.

not long, or even wide, but broad - have broad shoulders.

one to one, they equal can - shoulder to shoulder.