one thousand times v.s. a thousand times

[diamondcutter]

One thousand times means 1, 000 times.
For example,
The teacher punished the child to write “I will not skip class” on his exercise book one thousand (1, 000) times.

A thousand times means countless times
For example,
Sometimes you have to fail a thousand (countless) times to succeed.

Source: English Articles and Prepositions, by Zhu Yuan, Shanghai Foreign Language Education Press

I’d like to know if the books is right.

 

[GoesStation]

One thousand times means 1,000 times.

Never put a space after a comma when it delimits parts of a number.

 

[jutfrank]

In the example about failing, a thousand is not meant literally. Your alternative expression countless is not a good one. It's really just a hyperbolic way of saying 'many'.