The Strength of Men

 Gandalf: 

It is in Men that we must place our Hope.

Elrond: 

Men? Men are weak. 

The Blood of Numenor is all but spent, 

its pride and dignity forgotten. 

It is because of Men the Ring survives. 

I was there, Gandalf. 

I was there three thousand years ago. 

I was there the day the strength of Men failed.

So, yes -- clearly, my daughter is far too good for him