The existence of lichen showed that it had not been completely covered by soil.

The very existence of stardust shows that this historic picture was incorrect.

The existence of these densities shows that the bounds are optimal.

However, as the existence of non-transitive tournaments shows, there might not be such a player.

Her very existence had shown him there was more in the universe than his own pain.

The existence of 'the gentile constitution' shows that order can exist without the State.

The existence of such a plan shows that the employer values its overseas workers.

It is harder to see, however, how the mere existence of the poem could show that men have loved.

But the existence of indicators with such apparently superb records shows that even if two things correlate, they may not be related.

But its existence shows how much the workplace is changing to accommodate working parents.