How to use "opportunity" in a sentence

We refuse to believe that there are insufficient funds in the great vaults of opportunity of this nation

While I make no recommendation of amendments, I fully recognize the rightful authority of the people over the whole subject, to be exercised in either of the modes prescribed in the instrument itself; and I should, under existing circumstances, favor rather than oppose a fair opportunity being afforded the people to act upon it

Thenardier's presence, however, offered him another opportunity; it gave him the chance to solve the mystery of Cosette's fortune.

Well, they say it's a huge study opportunity

I know it's a big opportunity, but..

Maybe this would be the only opportunity to investigate.

"But it's such a big opportunity

At first, it had seemed terribly wrong that such a wonderful opportunity should come her way before she'd even had time to mourn her boy, as if the Fates were so shallow and insensitive as to think that they could balance the scales and offset Danny's death merely by presenting her with a chance at her dream job

He had taken pleasure in stalking human prey; hell, there had even been a measure of joy in being stalked, for it gave him the opportunity to prove himself by outwitting the hunter on his trail

A second writer, a surly fellow, believed that he would soon be a famous director and informed us of this at every opportunity

The illness of the excellent Miss Halcombe has given me the opportunity to read this interesting diary

This is a big opportunity for our family."