Sentence examples similar to earlier this from inspiring English sources

This was the summer of 1967.

Trials of this idea are currently under way, one of which should report next year.

This is wrong".

But is this right?

This is probably true.

There is a reason for this.

It wasn't always like this, of course.

This list is far from exhaustive.

As an environmentalist, and someone who believes that everyone in this world has a right to a healthy and nutritious diet of their choosing, I could not have chosen a more counter-productive path.

What explains this?

This was a mistake.