Many are 50 to 100 years old, damaged by water leaks, humidity or the simple passage of time.

The simple passage of time helped people adjust and adapt to the new methods.

She wasn't sure whether it was George who was causing them, or the simple passage of time.

Sequence effects occur when the simple passage of time begins to take its toll on people's responses.

And then there is the simple passage of time, the change of the generations.

The simple passage of so many generations will have changed us.

Instead it is a simple passage, and deceptively so.

If he didn't choose soon, the choice would be taken out of his hands by nothing more than the simple passage of time.

"And the only disaster is the simple passage of time," Picard said.

Even when reduced to a simple passage it was always a highly enriched feature.