We look at the Godly line of Shem as far as Abram, noticing that the age spans decreased considerably after the flood. Why was this?
The age of the earth can be calculated from this genealogy.
Terah moved from Ur with his family after God spoke to Abram, but only as far as the sister town of Haran, also a site of idol worship. He was close, but did not enter the promised land. For us also, only being close to the kingdom of heaven is still being lost.
Now that our lives are approximately 70-80 years, are we making good use of them?